diff --git a/Makefile.in b/Makefile.in
index 1b2384b6..bb8a7378 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.15 from Makefile.am.
+# Makefile.in generated by automake 1.13.4 from Makefile.am.
 # @configure_input@
 
-# Copyright (C) 1994-2014 Free Software Foundation, Inc.
+# Copyright (C) 1994-2013 Free Software Foundation, Inc.
 
 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -14,17 +14,7 @@
 
 @SET_MAKE@
 VPATH = @srcdir@
-am__is_gnu_make = { \
-  if test -z '$(MAKELEVEL)'; then \
-    false; \
-  elif test -n '$(MAKE_HOST)'; then \
-    true; \
-  elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \
-    true; \
-  else \
-    false; \
-  fi; \
-}
+am__is_gnu_make = test -n '$(MAKEFILE_LIST)' && test -n '$(MAKELEVEL)'
 am__make_running_with_option = \
   case $${target_option-} in \
       ?) ;; \
@@ -86,12 +76,15 @@ NORMAL_UNINSTALL = :
 PRE_UNINSTALL = :
 POST_UNINSTALL = :
 subdir = .
+DIST_COMMON = INSTALL NEWS README AUTHORS ChangeLog \
+	$(srcdir)/Makefile.in $(srcdir)/Makefile.am \
+	$(top_srcdir)/configure $(am__configure_deps) COPYING \
+	config/depcomp config/install-sh config/missing \
+	$(top_srcdir)/config/install-sh $(top_srcdir)/config/missing
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 	$(ACLOCAL_M4)
-DIST_COMMON = $(srcdir)/Makefile.am $(top_srcdir)/configure \
-	$(am__configure_deps) $(am__DIST_COMMON)
 am__CONFIG_DISTCLEAN_FILES = config.status config.cache config.log \
  configure.lineno config.status.lineno
 mkinstalldirs = $(install_sh) -d
@@ -153,10 +146,6 @@ ETAGS = etags
 CTAGS = ctags
 CSCOPE = cscope
 DIST_SUBDIRS = $(SUBDIRS)
-am__DIST_COMMON = $(srcdir)/Makefile.in \
-	$(top_srcdir)/config/install-sh $(top_srcdir)/config/missing \
-	AUTHORS COPYING ChangeLog INSTALL NEWS README config/depcomp \
-	config/install-sh config/missing
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 distdir = $(PACKAGE)-$(VERSION)
 top_distdir = $(distdir)
@@ -299,6 +288,7 @@ $(srcdir)/Makefile.in:  $(srcdir)/Makefile.am  $(am__configure_deps)
 	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu Makefile'; \
 	$(am__cd) $(top_srcdir) && \
 	  $(AUTOMAKE) --gnu Makefile
+.PRECIOUS: Makefile
 Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
 	@case '$?' in \
 	  *config.status*) \
@@ -505,16 +495,10 @@ dist-xz: distdir
 	$(am__post_remove_distdir)
 
 dist-tarZ: distdir
-	@echo WARNING: "Support for distribution archives compressed with" \
-		       "legacy program 'compress' is deprecated." >&2
-	@echo WARNING: "It will be removed altogether in Automake 2.0" >&2
 	tardir=$(distdir) && $(am__tar) | compress -c >$(distdir).tar.Z
 	$(am__post_remove_distdir)
 
 dist-shar: distdir
-	@echo WARNING: "Support for shar distribution archives is" \
-	               "deprecated." >&2
-	@echo WARNING: "It will be removed altogether in Automake 2.0" >&2
 	shar $(distdir) | GZIP=$(GZIP_ENV) gzip -c >$(distdir).shar.gz
 	$(am__post_remove_distdir)
 
@@ -549,17 +533,16 @@ distcheck: dist
 	esac
 	chmod -R a-w $(distdir)
 	chmod u+w $(distdir)
-	mkdir $(distdir)/_build $(distdir)/_build/sub $(distdir)/_inst
+	mkdir $(distdir)/_build $(distdir)/_inst
 	chmod a-w $(distdir)
 	test -d $(distdir)/_build || exit 0; \
 	dc_install_base=`$(am__cd) $(distdir)/_inst && pwd | sed -e 's,^[^:\\/]:[\\/],/,'` \
 	  && dc_destdir="$${TMPDIR-/tmp}/am-dc-$$$$/" \
 	  && am__cwd=`pwd` \
-	  && $(am__cd) $(distdir)/_build/sub \
-	  && ../../configure \
+	  && $(am__cd) $(distdir)/_build \
+	  && ../configure --srcdir=.. --prefix="$$dc_install_base" \
 	    $(AM_DISTCHECK_CONFIGURE_FLAGS) \
 	    $(DISTCHECK_CONFIGURE_FLAGS) \
-	    --srcdir=../.. --prefix="$$dc_install_base" \
 	  && $(MAKE) $(AM_MAKEFLAGS) \
 	  && $(MAKE) $(AM_MAKEFLAGS) dvi \
 	  && $(MAKE) $(AM_MAKEFLAGS) check \
@@ -733,8 +716,6 @@ uninstall-am:
 	maintainer-clean-generic mostlyclean mostlyclean-generic pdf \
 	pdf-am ps ps-am tags tags-am uninstall uninstall-am
 
-.PRECIOUS: Makefile
-
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
diff --git a/aclocal.m4 b/aclocal.m4
index c24039fe..7405e970 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,6 +1,6 @@
-# generated automatically by aclocal 1.15 -*- Autoconf -*-
+# generated automatically by aclocal 1.13.4 -*- Autoconf -*-
 
-# Copyright (C) 1996-2014 Free Software Foundation, Inc.
+# Copyright (C) 1996-2013 Free Software Foundation, Inc.
 
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -20,7 +20,7 @@ You have another version of autoconf.  It may work, but is not guaranteed to.
 If you have problems, you may need to regenerate the build system entirely.
 To do so, use the procedure documented by the package, typically 'autoreconf'.])])
 
-# Copyright (C) 2002-2014 Free Software Foundation, Inc.
+# Copyright (C) 2002-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -32,10 +32,10 @@ To do so, use the procedure documented by the package, typically 'autoreconf'.])
 # generated from the m4 files accompanying Automake X.Y.
 # (This private macro should not be called outside this file.)
 AC_DEFUN([AM_AUTOMAKE_VERSION],
-[am__api_version='1.15'
+[am__api_version='1.13'
 dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to
 dnl require some minimum version.  Point them to the right macro.
-m4_if([$1], [1.15], [],
+m4_if([$1], [1.13.4], [],
       [AC_FATAL([Do not call $0, use AM_INIT_AUTOMAKE([$1]).])])dnl
 ])
 
@@ -51,14 +51,14 @@ m4_define([_AM_AUTOCONF_VERSION], [])
 # Call AM_AUTOMAKE_VERSION and AM_AUTOMAKE_VERSION so they can be traced.
 # This function is AC_REQUIREd by AM_INIT_AUTOMAKE.
 AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
-[AM_AUTOMAKE_VERSION([1.15])dnl
+[AM_AUTOMAKE_VERSION([1.13.4])dnl
 m4_ifndef([AC_AUTOCONF_VERSION],
   [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
 _AM_AUTOCONF_VERSION(m4_defn([AC_AUTOCONF_VERSION]))])
 
 # AM_AUX_DIR_EXPAND                                         -*- Autoconf -*-
 
-# Copyright (C) 2001-2014 Free Software Foundation, Inc.
+# Copyright (C) 2001-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -103,14 +103,15 @@ _AM_AUTOCONF_VERSION(m4_defn([AC_AUTOCONF_VERSION]))])
 # configured tree to be moved without reconfiguration.
 
 AC_DEFUN([AM_AUX_DIR_EXPAND],
-[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
-# Expand $ac_aux_dir to an absolute path.
-am_aux_dir=`cd "$ac_aux_dir" && pwd`
+[dnl Rely on autoconf to set up CDPATH properly.
+AC_PREREQ([2.50])dnl
+# expand $ac_aux_dir to an absolute path
+am_aux_dir=`cd $ac_aux_dir && pwd`
 ])
 
 # AM_CONDITIONAL                                            -*- Autoconf -*-
 
-# Copyright (C) 1997-2014 Free Software Foundation, Inc.
+# Copyright (C) 1997-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -143,7 +144,7 @@ fi])])
 
 # Do all the work for Automake.                             -*- Autoconf -*-
 
-# Copyright (C) 1996-2014 Free Software Foundation, Inc.
+# Copyright (C) 1996-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -152,12 +153,6 @@ fi])])
 # This macro actually does too much.  Some checks are only needed if
 # your package does certain things.  But this isn't really a big deal.
 
-dnl Redefine AC_PROG_CC to automatically invoke _AM_PROG_CC_C_O.
-m4_define([AC_PROG_CC],
-m4_defn([AC_PROG_CC])
-[_AM_PROG_CC_C_O
-])
-
 # AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
 # AM_INIT_AUTOMAKE([OPTIONS])
 # -----------------------------------------------
@@ -233,8 +228,8 @@ AC_REQUIRE([AC_PROG_MKDIR_P])dnl
 # <http://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
 # <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
 AC_SUBST([mkdir_p], ['$(MKDIR_P)'])
-# We need awk for the "check" target (and possibly the TAP driver).  The
-# system "awk" is bad on some platforms.
+# We need awk for the "check" target.  The system "awk" is bad on
+# some platforms.
 AC_REQUIRE([AC_PROG_AWK])dnl
 AC_REQUIRE([AC_PROG_MAKE_SET])dnl
 AC_REQUIRE([AM_SET_LEADING_DOT])dnl
@@ -266,51 +261,6 @@ dnl macro is hooked onto _AC_COMPILER_EXEEXT early, see below.
 AC_CONFIG_COMMANDS_PRE(dnl
 [m4_provide_if([_AM_COMPILER_EXEEXT],
   [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl
-
-# POSIX will say in a future version that running "rm -f" with no argument
-# is OK; and we want to be able to make that assumption in our Makefile
-# recipes.  So use an aggressive probe to check that the usage we want is
-# actually supported "in the wild" to an acceptable degree.
-# See automake bug#10828.
-# To make any issue more visible, cause the running configure to be aborted
-# by default if the 'rm' program in use doesn't match our expectations; the
-# user can still override this though.
-if rm -f && rm -fr && rm -rf; then : OK; else
-  cat >&2 <<'END'
-Oops!
-
-Your 'rm' program seems unable to run without file operands specified
-on the command line, even when the '-f' option is present.  This is contrary
-to the behaviour of most rm programs out there, and not conforming with
-the upcoming POSIX standard: <http://austingroupbugs.net/view.php?id=542>
-
-Please tell bug-automake@gnu.org about your system, including the value
-of your $PATH and any error possibly output before this message.  This
-can help us improve future automake versions.
-
-END
-  if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then
-    echo 'Configuration will proceed anyway, since you have set the' >&2
-    echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2
-    echo >&2
-  else
-    cat >&2 <<'END'
-Aborting the configuration process, to ensure you take notice of the issue.
-
-You can download and install GNU coreutils to get an 'rm' implementation
-that behaves properly: <http://www.gnu.org/software/coreutils/>.
-
-If you want to complete the configuration process using your problematic
-'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM
-to "yes", and re-run configure.
-
-END
-    AC_MSG_ERROR([Your 'rm' program is bad, sorry.])
-  fi
-fi
-dnl The trailing newline in this macro's definition is deliberate, for
-dnl backward compatibility and to allow trailing 'dnl'-style comments
-dnl after the AM_INIT_AUTOMAKE invocation. See automake bug#16841.
 ])
 
 dnl Hook into '_AC_COMPILER_EXEEXT' early to learn its expansion.  Do not
@@ -319,6 +269,7 @@ dnl mangled by Autoconf and run in a shell conditional statement.
 m4_define([_AC_COMPILER_EXEEXT],
 m4_defn([_AC_COMPILER_EXEEXT])[m4_provide([_AM_COMPILER_EXEEXT])])
 
+
 # When config.status generates a header, we must update the stamp-h file.
 # This file resides in the same directory as the config header
 # that is generated.  The stamp files are numbered to have different names.
@@ -340,7 +291,7 @@ for _am_header in $config_headers :; do
 done
 echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])
 
-# Copyright (C) 2001-2014 Free Software Foundation, Inc.
+# Copyright (C) 2001-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -351,7 +302,7 @@ echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_co
 # Define $install_sh.
 AC_DEFUN([AM_PROG_INSTALL_SH],
 [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
-if test x"${install_sh+set}" != xset; then
+if test x"${install_sh}" != xset; then
   case $am_aux_dir in
   *\ * | *\	*)
     install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
@@ -361,7 +312,7 @@ if test x"${install_sh+set}" != xset; then
 fi
 AC_SUBST([install_sh])])
 
-# Copyright (C) 2003-2014 Free Software Foundation, Inc.
+# Copyright (C) 2003-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -382,7 +333,7 @@ AC_SUBST([am__leading_dot])])
 
 # Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-
 
-# Copyright (C) 1997-2014 Free Software Foundation, Inc.
+# Copyright (C) 1997-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -421,7 +372,7 @@ fi
 
 # Helper functions for option handling.                     -*- Autoconf -*-
 
-# Copyright (C) 2001-2014 Free Software Foundation, Inc.
+# Copyright (C) 2001-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -452,7 +403,7 @@ AC_DEFUN([_AM_IF_OPTION],
 
 # Check to make sure that the build environment is sane.    -*- Autoconf -*-
 
-# Copyright (C) 1996-2014 Free Software Foundation, Inc.
+# Copyright (C) 1996-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -533,7 +484,7 @@ AC_CONFIG_COMMANDS_PRE(
 rm -f conftest.file
 ])
 
-# Copyright (C) 2009-2014 Free Software Foundation, Inc.
+# Copyright (C) 2009-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -593,7 +544,7 @@ AC_SUBST([AM_BACKSLASH])dnl
 _AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl
 ])
 
-# Copyright (C) 2001-2014 Free Software Foundation, Inc.
+# Copyright (C) 2001-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -621,7 +572,7 @@ fi
 INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
 AC_SUBST([INSTALL_STRIP_PROGRAM])])
 
-# Copyright (C) 2006-2014 Free Software Foundation, Inc.
+# Copyright (C) 2006-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -640,7 +591,7 @@ AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
 
 # Check how to create a tarball.                            -*- Autoconf -*-
 
-# Copyright (C) 2004-2014 Free Software Foundation, Inc.
+# Copyright (C) 2004-2013 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/autom4te.cache/output.2 b/autom4te.cache/output.2
index 5c3007f5..84f78c98 100644
--- a/autom4te.cache/output.2
+++ b/autom4te.cache/output.2
@@ -1,20 +1,22 @@
 @%:@! /bin/sh
 @%:@ Guess values for system-dependent variables and create Makefiles.
-@%:@ Generated by GNU Autoconf 2.63 for Cratered Terrain Evolution Model 1.1.
+@%:@ Generated by GNU Autoconf 2.69 for Cratered Terrain Evolution Model 1.1.
 @%:@
 @%:@ Report bugs to <David Minton <daminton@purdue.edu> , James Richardson <jerichardsonjr@me.com>>.
 @%:@ 
-@%:@ Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
-@%:@ 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+@%:@ 
+@%:@ Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
+@%:@ 
+@%:@ 
 @%:@ This configure script is free software; the Free Software Foundation
 @%:@ gives unlimited permission to copy, distribute and modify it.
-## --------------------- ##
-## M4sh Initialization.  ##
-## --------------------- ##
+## -------------------- ##
+## M4sh Initialization. ##
+## -------------------- ##
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
@@ -22,23 +24,15 @@ if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
 else
-  case `(set -o) 2>/dev/null` in
-  *posix*) set -o posix ;;
+  case `(set -o) 2>/dev/null` in @%:@(
+  *posix*) :
+    set -o posix ;; @%:@(
+  *) :
+     ;;
 esac
-
 fi
 
 
-
-
-# PATH needs CR
-# Avoid depending upon Character Ranges.
-as_cr_letters='abcdefghijklmnopqrstuvwxyz'
-as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
-as_cr_Letters=$as_cr_letters$as_cr_LETTERS
-as_cr_digits='0123456789'
-as_cr_alnum=$as_cr_Letters$as_cr_digits
-
 as_nl='
 '
 export as_nl
@@ -46,7 +40,13 @@ export as_nl
 as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
 as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
 as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-if (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+# Prefer a ksh shell builtin over an external printf program on Solaris,
+# but without wasting forks for bash or zsh.
+if test -z "$BASH_VERSION$ZSH_VERSION" \
+    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='print -r --'
+  as_echo_n='print -rn --'
+elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
   as_echo='printf %s\n'
   as_echo_n='printf %s'
 else
@@ -57,7 +57,7 @@ else
     as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
     as_echo_n_body='eval
       arg=$1;
-      case $arg in
+      case $arg in @%:@(
       *"$as_nl"*)
 	expr "X$arg" : "X\\(.*\\)$as_nl";
 	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
@@ -80,13 +80,6 @@ if test "${PATH_SEPARATOR+set}" != set; then
   }
 fi
 
-# Support unset when possible.
-if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
-  as_unset=unset
-else
-  as_unset=false
-fi
-
 
 # IFS
 # We need space, tab and new line, in precisely that order.  Quoting is
@@ -96,15 +89,16 @@ fi
 IFS=" ""	$as_nl"
 
 # Find who we are.  Look in the path if we contain no directory separator.
-case $0 in
+as_myself=
+case $0 in @%:@((
   *[\\/]* ) as_myself=$0 ;;
   *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
-done
+    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  done
 IFS=$as_save_IFS
 
      ;;
@@ -116,12 +110,16 @@ if test "x$as_myself" = x; then
 fi
 if test ! -f "$as_myself"; then
   $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
-  { (exit 1); exit 1; }
+  exit 1
 fi
 
-# Work around bugs in pre-3.0 UWIN ksh.
-for as_var in ENV MAIL MAILPATH
-do ($as_unset $as_var) >/dev/null 2>&1 && $as_unset $as_var
+# Unset variables that we do not need and which cause bugs (e.g. in
+# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
+# suppresses any "Segmentation fault" message there.  '((' could
+# trigger a bug in pdksh 5.2.14.
+for as_var in BASH_ENV ENV MAIL MAILPATH
+do eval test x\${$as_var+set} = xset \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
 done
 PS1='$ '
 PS2='> '
@@ -133,330 +131,345 @@ export LC_ALL
 LANGUAGE=C
 export LANGUAGE
 
-# Required to use basename.
-if expr a : '\(a\)' >/dev/null 2>&1 &&
-   test "X`expr 00001 : '.*\(...\)'`" = X001; then
-  as_expr=expr
-else
-  as_expr=false
-fi
-
-if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
-  as_basename=basename
-else
-  as_basename=false
-fi
-
-
-# Name of the executable.
-as_me=`$as_basename -- "$0" ||
-$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
-	 X"$0" : 'X\(//\)$' \| \
-	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
-    sed '/^.*\/\([^/][^/]*\)\/*$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\/\(\/\/\)$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\/\(\/\).*/{
-	    s//\1/
-	    q
-	  }
-	  s/.*/./; q'`
-
 # CDPATH.
-$as_unset CDPATH
-
-
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
+
+# Use a proper internal environment variable to ensure we don't fall
+  # into an infinite loop, continuously re-executing ourselves.
+  if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then
+    _as_can_reexec=no; export _as_can_reexec;
+    # We cannot yet assume a decent shell, so we have to provide a
+# neutralization value for shells without unset; and this also
+# works around shells that cannot unset nonexistent variables.
+# Preserve -v and -x to the replacement shell.
+BASH_ENV=/dev/null
+ENV=/dev/null
+(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
+case $- in @%:@ ((((
+  *v*x* | *x*v* ) as_opts=-vx ;;
+  *v* ) as_opts=-v ;;
+  *x* ) as_opts=-x ;;
+  * ) as_opts= ;;
+esac
+exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
+# Admittedly, this is quite paranoid, since all the known shells bail
+# out after a failed `exec'.
+$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
+as_fn_exit 255
+  fi
+  # We don't want this to propagate to other subprocesses.
+          { _as_can_reexec=; unset _as_can_reexec;}
 if test "x$CONFIG_SHELL" = x; then
-  if (eval ":") 2>/dev/null; then
-  as_have_required=yes
+  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
+  emulate sh
+  NULLCMD=:
+  # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
+  # is contrary to our usage.  Disable this feature.
+  alias -g '\${1+\"\$@\"}'='\"\$@\"'
+  setopt NO_GLOB_SUBST
 else
-  as_have_required=no
+  case \`(set -o) 2>/dev/null\` in @%:@(
+  *posix*) :
+    set -o posix ;; @%:@(
+  *) :
+     ;;
+esac
 fi
-
-  if test $as_have_required = yes &&	 (eval ":
-(as_func_return () {
-  (exit \$1)
-}
-as_func_success () {
-  as_func_return 0
-}
-as_func_failure () {
-  as_func_return 1
-}
-as_func_ret_success () {
-  return 0
-}
-as_func_ret_failure () {
-  return 1
-}
+"
+  as_required="as_fn_return () { (exit \$1); }
+as_fn_success () { as_fn_return 0; }
+as_fn_failure () { as_fn_return 1; }
+as_fn_ret_success () { return 0; }
+as_fn_ret_failure () { return 1; }
 
 exitcode=0
-if as_func_success; then
-  :
+as_fn_success || { exitcode=1; echo as_fn_success failed.; }
+as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
+as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
+as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
+if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
+  
 else
-  exitcode=1
-  echo as_func_success failed.
-fi
-
-if as_func_failure; then
-  exitcode=1
-  echo as_func_failure succeeded.
+  exitcode=1; echo positional parameters were not saved.
 fi
-
-if as_func_ret_success; then
-  :
+test x\$exitcode = x0 || exit 1
+test -x / || exit 1"
+  as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
+  as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
+  eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
+  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1"
+  if (eval "$as_required") 2>/dev/null; then :
+  as_have_required=yes
 else
-  exitcode=1
-  echo as_func_ret_success failed.
-fi
-
-if as_func_ret_failure; then
-  exitcode=1
-  echo as_func_ret_failure succeeded.
+  as_have_required=no
 fi
-
-if ( set x; as_func_ret_success y && test x = \"\$1\" ); then
-  :
+  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
+  
 else
-  exitcode=1
-  echo positional parameters were not saved.
-fi
-
-test \$exitcode = 0) || { (exit 1); exit 1; }
-
-(
-  as_lineno_1=\$LINENO
-  as_lineno_2=\$LINENO
-  test \"x\$as_lineno_1\" != \"x\$as_lineno_2\" &&
-  test \"x\`expr \$as_lineno_1 + 1\`\" = \"x\$as_lineno_2\") || { (exit 1); exit 1; }
-") 2> /dev/null; then
-  :
-else
-  as_candidate_shells=
-    as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+as_found=false
 for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  case $as_dir in
+  as_found=:
+  case $as_dir in @%:@(
 	 /*)
 	   for as_base in sh bash ksh sh5; do
-	     as_candidate_shells="$as_candidate_shells $as_dir/$as_base"
+	     # Try only shells that exist, to save several forks.
+	     as_shell=$as_dir/$as_base
+	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
+		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
+  CONFIG_SHELL=$as_shell as_have_required=yes
+		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
+  break 2
+fi
+fi
 	   done;;
        esac
+  as_found=false
 done
+$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
+	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
+  CONFIG_SHELL=$SHELL as_have_required=yes
+fi; }
 IFS=$as_save_IFS
 
 
-      for as_shell in $as_candidate_shells $SHELL; do
-	 # Try only shells that exist, to save several forks.
-	 if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
-		{ ("$as_shell") 2> /dev/null <<\_ASEOF
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
-  emulate sh
-  NULLCMD=:
-  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
-  # is contrary to our usage.  Disable this feature.
-  alias -g '${1+"$@"}'='"$@"'
-  setopt NO_GLOB_SUBST
-else
-  case `(set -o) 2>/dev/null` in
-  *posix*) set -o posix ;;
-esac
-
-fi
-
-
-:
-_ASEOF
-}; then
-  CONFIG_SHELL=$as_shell
-	       as_have_required=yes
-	       if { "$as_shell" 2> /dev/null <<\_ASEOF
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
-  emulate sh
-  NULLCMD=:
-  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
-  # is contrary to our usage.  Disable this feature.
-  alias -g '${1+"$@"}'='"$@"'
-  setopt NO_GLOB_SUBST
-else
-  case `(set -o) 2>/dev/null` in
-  *posix*) set -o posix ;;
+      if test "x$CONFIG_SHELL" != x; then :
+  export CONFIG_SHELL
+             # We cannot yet assume a decent shell, so we have to provide a
+# neutralization value for shells without unset; and this also
+# works around shells that cannot unset nonexistent variables.
+# Preserve -v and -x to the replacement shell.
+BASH_ENV=/dev/null
+ENV=/dev/null
+(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
+case $- in @%:@ ((((
+  *v*x* | *x*v* ) as_opts=-vx ;;
+  *v* ) as_opts=-v ;;
+  *x* ) as_opts=-x ;;
+  * ) as_opts= ;;
 esac
-
-fi
-
-
-:
-(as_func_return () {
-  (exit $1)
-}
-as_func_success () {
-  as_func_return 0
-}
-as_func_failure () {
-  as_func_return 1
-}
-as_func_ret_success () {
-  return 0
-}
-as_func_ret_failure () {
-  return 1
-}
-
-exitcode=0
-if as_func_success; then
-  :
-else
-  exitcode=1
-  echo as_func_success failed.
-fi
-
-if as_func_failure; then
-  exitcode=1
-  echo as_func_failure succeeded.
-fi
-
-if as_func_ret_success; then
-  :
-else
-  exitcode=1
-  echo as_func_ret_success failed.
-fi
-
-if as_func_ret_failure; then
-  exitcode=1
-  echo as_func_ret_failure succeeded.
-fi
-
-if ( set x; as_func_ret_success y && test x = "$1" ); then
-  :
-else
-  exitcode=1
-  echo positional parameters were not saved.
+exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
+# Admittedly, this is quite paranoid, since all the known shells bail
+# out after a failed `exec'.
+$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
+exit 255
+fi
+
+    if test x$as_have_required = xno; then :
+  $as_echo "$0: This script requires a shell more modern than all"
+  $as_echo "$0: the shells that I found on your system."
+  if test x${ZSH_VERSION+set} = xset ; then
+    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
+    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
+  else
+    $as_echo "$0: Please tell bug-autoconf@gnu.org and David Minton
+$0: <daminton@purdue.edu> , James Richardson
+$0: <jerichardsonjr@me.com> about your system, including
+$0: any error possibly output before this message. Then
+$0: install a modern shell, or manually run the script
+$0: under such a shell if you do have one."
+  fi
+  exit 1
 fi
-
-test $exitcode = 0) || { (exit 1); exit 1; }
-
-(
-  as_lineno_1=$LINENO
-  as_lineno_2=$LINENO
-  test "x$as_lineno_1" != "x$as_lineno_2" &&
-  test "x`expr $as_lineno_1 + 1`" = "x$as_lineno_2") || { (exit 1); exit 1; }
-
-_ASEOF
-}; then
-  break
 fi
-
 fi
+SHELL=${CONFIG_SHELL-/bin/sh}
+export SHELL
+# Unset more variables known to interfere with behavior of common tools.
+CLICOLOR_FORCE= GREP_OPTIONS=
+unset CLICOLOR_FORCE GREP_OPTIONS
 
-      done
+## --------------------- ##
+## M4sh Shell Functions. ##
+## --------------------- ##
+@%:@ as_fn_unset VAR
+@%:@ ---------------
+@%:@ Portably unset VAR.
+as_fn_unset ()
+{
+  { eval $1=; unset $1;}
+}
+as_unset=as_fn_unset
 
-      if test "x$CONFIG_SHELL" != x; then
-  for as_var in BASH_ENV ENV
-	do ($as_unset $as_var) >/dev/null 2>&1 && $as_unset $as_var
-	done
-	export CONFIG_SHELL
-	exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"}
-fi
+@%:@ as_fn_set_status STATUS
+@%:@ -----------------------
+@%:@ Set @S|@? to STATUS, without forking.
+as_fn_set_status ()
+{
+  return $1
+} @%:@ as_fn_set_status
 
+@%:@ as_fn_exit STATUS
+@%:@ -----------------
+@%:@ Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
+as_fn_exit ()
+{
+  set +e
+  as_fn_set_status $1
+  exit $1
+} @%:@ as_fn_exit
+
+@%:@ as_fn_mkdir_p
+@%:@ -------------
+@%:@ Create "@S|@as_dir" as a directory, including parents if necessary.
+as_fn_mkdir_p ()
+{
 
-    if test $as_have_required = no; then
-  echo This script requires a shell more modern than all the
-      echo shells that I found on your system.  Please install a
-      echo modern shell, or manually run the script under such a
-      echo shell if you do have one.
-      { (exit 1); exit 1; }
-fi
+  case $as_dir in #(
+  -*) as_dir=./$as_dir;;
+  esac
+  test -d "$as_dir" || eval $as_mkdir_p || {
+    as_dirs=
+    while :; do
+      case $as_dir in #(
+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *) as_qdir=$as_dir;;
+      esac
+      as_dirs="'$as_qdir' $as_dirs"
+      as_dir=`$as_dirname -- "$as_dir" ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_dir" : 'X\(//\)[^/]' \| \
+	 X"$as_dir" : 'X\(//\)$' \| \
+	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$as_dir" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+      test -d "$as_dir" && break
+    done
+    test -z "$as_dirs" || eval "mkdir $as_dirs"
+  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
 
-    
-fi
 
-fi
+} @%:@ as_fn_mkdir_p
 
+@%:@ as_fn_executable_p FILE
+@%:@ -----------------------
+@%:@ Test if FILE is an executable regular file.
+as_fn_executable_p ()
+{
+  test -f "$1" && test -x "$1"
+} @%:@ as_fn_executable_p
+@%:@ as_fn_append VAR VALUE
+@%:@ ----------------------
+@%:@ Append the text in VALUE to the end of the definition contained in VAR. Take
+@%:@ advantage of any shell optimizations that allow amortized linear growth over
+@%:@ repeated appends, instead of the typical quadratic growth present in naive
+@%:@ implementations.
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+  eval 'as_fn_append ()
+  {
+    eval $1+=\$2
+  }'
+else
+  as_fn_append ()
+  {
+    eval $1=\$$1\$2
+  }
+fi # as_fn_append
+
+@%:@ as_fn_arith ARG...
+@%:@ ------------------
+@%:@ Perform arithmetic evaluation on the ARGs, and store the result in the
+@%:@ global @S|@as_val. Take advantage of shells that can avoid forks. The arguments
+@%:@ must be portable across @S|@(()) and expr.
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+  eval 'as_fn_arith ()
+  {
+    as_val=$(( $* ))
+  }'
+else
+  as_fn_arith ()
+  {
+    as_val=`expr "$@" || test $? -eq 1`
+  }
+fi # as_fn_arith
 
 
-(eval "as_func_return () {
-  (exit \$1)
-}
-as_func_success () {
-  as_func_return 0
-}
-as_func_failure () {
-  as_func_return 1
-}
-as_func_ret_success () {
-  return 0
-}
-as_func_ret_failure () {
-  return 1
-}
+@%:@ as_fn_error STATUS ERROR [LINENO LOG_FD]
+@%:@ ----------------------------------------
+@%:@ Output "`basename @S|@0`: error: ERROR" to stderr. If LINENO and LOG_FD are
+@%:@ provided, also output the error to LOG_FD, referencing LINENO. Then exit the
+@%:@ script with STATUS, using 1 if that was 0.
+as_fn_error ()
+{
+  as_status=$1; test $as_status -eq 0 && as_status=1
+  if test "$4"; then
+    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+  fi
+  $as_echo "$as_me: error: $2" >&2
+  as_fn_exit $as_status
+} @%:@ as_fn_error
 
-exitcode=0
-if as_func_success; then
-  :
+if expr a : '\(a\)' >/dev/null 2>&1 &&
+   test "X`expr 00001 : '.*\(...\)'`" = X001; then
+  as_expr=expr
 else
-  exitcode=1
-  echo as_func_success failed.
-fi
-
-if as_func_failure; then
-  exitcode=1
-  echo as_func_failure succeeded.
+  as_expr=false
 fi
 
-if as_func_ret_success; then
-  :
+if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
+  as_basename=basename
 else
-  exitcode=1
-  echo as_func_ret_success failed.
-fi
-
-if as_func_ret_failure; then
-  exitcode=1
-  echo as_func_ret_failure succeeded.
+  as_basename=false
 fi
 
-if ( set x; as_func_ret_success y && test x = \"\$1\" ); then
-  :
+if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
+  as_dirname=dirname
 else
-  exitcode=1
-  echo positional parameters were not saved.
+  as_dirname=false
 fi
 
-test \$exitcode = 0") || {
-  echo No shell found that supports shell functions.
-  echo Please tell bug-autoconf@gnu.org about your system,
-  echo including any error possibly output before this message.
-  echo This can help us improve future autoconf versions.
-  echo Configuration will now proceed without shell functions.
-}
-
+as_me=`$as_basename -- "$0" ||
+$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
+	 X"$0" : 'X\(//\)$' \| \
+	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X/"$0" |
+    sed '/^.*\/\([^/][^/]*\)\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
 
+# Avoid depending upon Character Ranges.
+as_cr_letters='abcdefghijklmnopqrstuvwxyz'
+as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+as_cr_Letters=$as_cr_letters$as_cr_LETTERS
+as_cr_digits='0123456789'
+as_cr_alnum=$as_cr_Letters$as_cr_digits
 
-  as_lineno_1=$LINENO
-  as_lineno_2=$LINENO
-  test "x$as_lineno_1" != "x$as_lineno_2" &&
-  test "x`expr $as_lineno_1 + 1`" = "x$as_lineno_2" || {
 
-  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
-  # uniformly replaced by the line number.  The first 'sed' inserts a
-  # line-number line after each line using $LINENO; the second 'sed'
-  # does the real work.  The second script uses 'N' to pair each
-  # line-number line with the line containing $LINENO, and appends
-  # trailing '-' during substitution so that $LINENO is not a special
-  # case at line end.
-  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
-  # scripts with optimization help from Paolo Bonzini.  Blame Lee
-  # E. McMahon (1931-1989) for sed's syntax.  :-)
+  as_lineno_1=$LINENO as_lineno_1a=$LINENO
+  as_lineno_2=$LINENO as_lineno_2a=$LINENO
+  eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
+  test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
+  # Blame Lee E. McMahon (1931-1989) for sed's syntax.  :-)
   sed -n '
     p
     /[$]LINENO/=
@@ -473,9 +486,12 @@ test \$exitcode = 0") || {
       s/-\n.*//
     ' >$as_me.lineno &&
   chmod +x "$as_me.lineno" ||
-    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
-   { (exit 1); exit 1; }; }
+    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
 
+  # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
+  # already done that, so ensure we don't try to do so again and fall
+  # in an infinite loop.  This has already happened in practice.
+  _as_can_reexec=no; export _as_can_reexec
   # Don't try to exec as it changes $[0], causing all sort of problems
   # (the dirname of $[0] is not the place where we might find the
   # original and so on.  Autoconf is especially sensitive to this).
@@ -484,29 +500,18 @@ test \$exitcode = 0") || {
   exit
 }
 
-
-if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
-  as_dirname=dirname
-else
-  as_dirname=false
-fi
-
 ECHO_C= ECHO_N= ECHO_T=
-case `echo -n x` in
+case `echo -n x` in @%:@(((((
 -n*)
-  case `echo 'x\c'` in
+  case `echo 'xy\c'` in
   *c*) ECHO_T='	';;	# ECHO_T is single tab character.
-  *)   ECHO_C='\c';;
+  xy)  ECHO_C='\c';;
+  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
+       ECHO_T='	';;
   esac;;
 *)
   ECHO_N='-n';;
 esac
-if expr a : '\(a\)' >/dev/null 2>&1 &&
-   test "X`expr 00001 : '.*\(...\)'`" = X001; then
-  as_expr=expr
-else
-  as_expr=false
-fi
 
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
@@ -521,49 +526,29 @@ if (echo >conf$$.file) 2>/dev/null; then
     # ... but there are two gotchas:
     # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
     # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -p'.
+    # In both cases, we have to default to `cp -pR'.
     ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
-      as_ln_s='cp -p'
+      as_ln_s='cp -pR'
   elif ln conf$$.file conf$$ 2>/dev/null; then
     as_ln_s=ln
   else
-    as_ln_s='cp -p'
+    as_ln_s='cp -pR'
   fi
 else
-  as_ln_s='cp -p'
+  as_ln_s='cp -pR'
 fi
 rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
 rmdir conf$$.dir 2>/dev/null
 
 if mkdir -p . 2>/dev/null; then
-  as_mkdir_p=:
+  as_mkdir_p='mkdir -p "$as_dir"'
 else
   test -d ./-p && rmdir ./-p
   as_mkdir_p=false
 fi
 
-if test -x / >/dev/null 2>&1; then
-  as_test_x='test -x'
-else
-  if ls -dL / >/dev/null 2>&1; then
-    as_ls_L_option=L
-  else
-    as_ls_L_option=
-  fi
-  as_test_x='
-    eval sh -c '\''
-      if test -d "$1"; then
-	test -d "$1/.";
-      else
-	case $1 in
-	-*)set "./$1";;
-	esac;
-	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in
-	???[sx]*):;;*)false;;esac;fi
-    '\'' sh
-  '
-fi
-as_executable_p=$as_test_x
+as_test_x='test -x'
+as_executable_p=as_fn_executable_p
 
 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -572,11 +557,11 @@ as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
 as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
 
 
-
-exec 7<&0 </dev/null 6>&1
+test -n "$DJDIR" || exec 7<&0 </dev/null
+exec 6>&1
 
 # Name of the host.
-# hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
+# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status,
 # so uname gets run too.
 ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
 
@@ -591,7 +576,6 @@ cross_compiling=no
 subdirs=
 MFLAGS=
 MAKEFLAGS=
-SHELL=${CONFIG_SHELL-/bin/sh}
 
 # Identity of this package.
 PACKAGE_NAME='Cratered Terrain Evolution Model'
@@ -599,6 +583,7 @@ PACKAGE_TARNAME='CTEM'
 PACKAGE_VERSION='1.1'
 PACKAGE_STRING='Cratered Terrain Evolution Model 1.1'
 PACKAGE_BUGREPORT='David Minton <daminton@purdue.edu> , James Richardson <jerichardsonjr@me.com>'
+PACKAGE_URL=''
 
 ac_unique_file="src/main/CTEM.f90"
 ac_subst_vars='am__EXEEXT_FALSE
@@ -611,6 +596,10 @@ ac_ct_FC
 LDFLAGS
 FCFLAGS
 FC
+AM_BACKSLASH
+AM_DEFAULT_VERBOSITY
+AM_DEFAULT_V
+AM_V
 am__untar
 am__tar
 AMTAR
@@ -664,6 +653,7 @@ bindir
 program_transform_name
 prefix
 exec_prefix
+PACKAGE_URL
 PACKAGE_BUGREPORT
 PACKAGE_STRING
 PACKAGE_VERSION
@@ -674,6 +664,7 @@ SHELL'
 ac_subst_files=''
 ac_user_opts='
 enable_option_checking
+enable_silent_rules
 '
       ac_precious_vars='build_alias
 host_alias
@@ -744,8 +735,9 @@ do
   fi
 
   case $ac_option in
-  *=*)	ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
-  *)	ac_optarg=yes ;;
+  *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
+  *=)   ac_optarg= ;;
+  *)    ac_optarg=yes ;;
   esac
 
   # Accept the important Cygnus configure options, so we can diagnose typos.
@@ -790,8 +782,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      { $as_echo "$as_me: error: invalid feature name: $ac_useropt" >&2
-   { (exit 1); exit 1; }; }
+      as_fn_error $? "invalid feature name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -817,8 +808,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      { $as_echo "$as_me: error: invalid feature name: $ac_useropt" >&2
-   { (exit 1); exit 1; }; }
+      as_fn_error $? "invalid feature name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -1022,8 +1012,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      { $as_echo "$as_me: error: invalid package name: $ac_useropt" >&2
-   { (exit 1); exit 1; }; }
+      as_fn_error $? "invalid package name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -1039,8 +1028,7 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      { $as_echo "$as_me: error: invalid package name: $ac_useropt" >&2
-   { (exit 1); exit 1; }; }
+      as_fn_error $? "invalid package name: $ac_useropt"
     ac_useropt_orig=$ac_useropt
     ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
@@ -1070,17 +1058,17 @@ do
   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
     x_libraries=$ac_optarg ;;
 
-  -*) { $as_echo "$as_me: error: unrecognized option: $ac_option
-Try \`$0 --help' for more information." >&2
-   { (exit 1); exit 1; }; }
+  -*) as_fn_error $? "unrecognized option: \`$ac_option'
+Try \`$0 --help' for more information"
     ;;
 
   *=*)
     ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
-      { $as_echo "$as_me: error: invalid variable name: $ac_envvar" >&2
-   { (exit 1); exit 1; }; }
+    case $ac_envvar in #(
+      '' | [0-9]* | *[!_$as_cr_alnum]* )
+      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
+    esac
     eval $ac_envvar=\$ac_optarg
     export $ac_envvar ;;
 
@@ -1089,7 +1077,7 @@ Try \`$0 --help' for more information." >&2
     $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
       $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
-    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
+    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
     ;;
 
   esac
@@ -1097,15 +1085,13 @@ done
 
 if test -n "$ac_prev"; then
   ac_option=--`echo $ac_prev | sed 's/_/-/g'`
-  { $as_echo "$as_me: error: missing argument to $ac_option" >&2
-   { (exit 1); exit 1; }; }
+  as_fn_error $? "missing argument to $ac_option"
 fi
 
 if test -n "$ac_unrecognized_opts"; then
   case $enable_option_checking in
     no) ;;
-    fatal) { $as_echo "$as_me: error: unrecognized options: $ac_unrecognized_opts" >&2
-   { (exit 1); exit 1; }; } ;;
+    fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
     *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
   esac
 fi
@@ -1128,8 +1114,7 @@ do
     [\\/$]* | ?:[\\/]* )  continue;;
     NONE | '' ) case $ac_var in *prefix ) continue;; esac;;
   esac
-  { $as_echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
-   { (exit 1); exit 1; }; }
+  as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
 done
 
 # There might be people who depend on the old broken behavior: `$host'
@@ -1143,8 +1128,6 @@ target=$target_alias
 if test "x$host_alias" != x; then
   if test "x$build_alias" = x; then
     cross_compiling=maybe
-    $as_echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
-    If a cross compiler is detected then cross compile mode will be used." >&2
   elif test "x$build_alias" != "x$host_alias"; then
     cross_compiling=yes
   fi
@@ -1159,11 +1142,9 @@ test "$silent" = yes && exec 6>/dev/null
 ac_pwd=`pwd` && test -n "$ac_pwd" &&
 ac_ls_di=`ls -di .` &&
 ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
-  { $as_echo "$as_me: error: working directory cannot be determined" >&2
-   { (exit 1); exit 1; }; }
+  as_fn_error $? "working directory cannot be determined"
 test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
-  { $as_echo "$as_me: error: pwd does not report name of working directory" >&2
-   { (exit 1); exit 1; }; }
+  as_fn_error $? "pwd does not report name of working directory"
 
 
 # Find the source files, if location was not specified.
@@ -1202,13 +1183,11 @@ else
 fi
 if test ! -r "$srcdir/$ac_unique_file"; then
   test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
-  { $as_echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2
-   { (exit 1); exit 1; }; }
+  as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
 fi
 ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
 ac_abs_confdir=`(
-	cd "$srcdir" && test -r "./$ac_unique_file" || { $as_echo "$as_me: error: $ac_msg" >&2
-   { (exit 1); exit 1; }; }
+	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
 	pwd)`
 # When building in place, set srcdir=.
 if test "$ac_abs_confdir" = "$ac_pwd"; then
@@ -1248,7 +1227,7 @@ Configuration:
       --help=short        display options specific to this package
       --help=recursive    display the short help of all the included packages
   -V, --version           display version information and exit
-  -q, --quiet, --silent   do not print \`checking...' messages
+  -q, --quiet, --silent   do not print \`checking ...' messages
       --cache-file=FILE   cache test results in FILE [disabled]
   -C, --config-cache      alias for \`--cache-file=config.cache'
   -n, --no-create         do not create output files
@@ -1256,9 +1235,9 @@ Configuration:
 
 Installation directories:
   --prefix=PREFIX         install architecture-independent files in PREFIX
-                          [$ac_default_prefix]
+                          @<:@@S|@ac_default_prefix@:>@
   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
-                          [PREFIX]
+                          @<:@PREFIX@:>@
 
 By default, \`make install' will install all the files in
 \`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specify
@@ -1304,6 +1283,13 @@ if test -n "$ac_init_help"; then
    esac
   cat <<\_ACEOF
 
+Optional Features:
+  --disable-option-checking  ignore unrecognized --enable/--with options
+  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
+  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
+  --enable-silent-rules   less verbose build output (undo: "make V=1")
+  --disable-silent-rules  verbose build output (undo: "make V=0")
+
 Some influential environment variables:
   FC          Fortran compiler command
   FCFLAGS     Fortran compiler flags
@@ -1378,21 +1364,62 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 Cratered Terrain Evolution Model configure 1.1
-generated by GNU Autoconf 2.63
+generated by GNU Autoconf 2.69
 
-Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
-2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+Copyright (C) 2012 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
   exit
 fi
+
+## ------------------------ ##
+## Autoconf initialization. ##
+## ------------------------ ##
+
+@%:@ ac_fn_fc_try_compile LINENO
+@%:@ ---------------------------
+@%:@ Try to compile conftest.@S|@ac_ext, and return whether this succeeded.
+ac_fn_fc_try_compile ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  rm -f conftest.$ac_objext
+  if { { ac_try="$ac_compile"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_compile") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && {
+	 test -z "$ac_fc_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest.$ac_objext; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_retval=1
+fi
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} @%:@ ac_fn_fc_try_compile
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by Cratered Terrain Evolution Model $as_me 1.1, which was
-generated by GNU Autoconf 2.63.  Invocation command line was
+generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
 
@@ -1400,9 +1427,9 @@ _ACEOF
 exec 5>>config.log
 {
 cat <<_ASUNAME
-@%:@@%:@ --------- @%:@@%:@
-@%:@@%:@ Platform. @%:@@%:@
-@%:@@%:@ --------- @%:@@%:@
+## --------- ##
+## Platform. ##
+## --------- ##
 
 hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
 uname -m = `(uname -m) 2>/dev/null || echo unknown`
@@ -1428,8 +1455,8 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  $as_echo "PATH: $as_dir"
-done
+    $as_echo "PATH: $as_dir"
+  done
 IFS=$as_save_IFS
 
 } >&5
@@ -1437,9 +1464,9 @@ IFS=$as_save_IFS
 cat >&5 <<_ACEOF
 
 
-@%:@@%:@ ----------- @%:@@%:@
-@%:@@%:@ Core tests. @%:@@%:@
-@%:@@%:@ ----------- @%:@@%:@
+## ----------- ##
+## Core tests. ##
+## ----------- ##
 
 _ACEOF
 
@@ -1466,9 +1493,9 @@ do
       ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     case $ac_pass in
-    1) ac_configure_args0="$ac_configure_args0 '$ac_arg'" ;;
+    1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
     2)
-      ac_configure_args1="$ac_configure_args1 '$ac_arg'"
+      as_fn_append ac_configure_args1 " '$ac_arg'"
       if test $ac_must_keep_next = true; then
 	ac_must_keep_next=false # Got value, back to normal.
       else
@@ -1484,13 +1511,13 @@ do
 	  -* ) ac_must_keep_next=true ;;
 	esac
       fi
-      ac_configure_args="$ac_configure_args '$ac_arg'"
+      as_fn_append ac_configure_args " '$ac_arg'"
       ;;
     esac
   done
 done
-$as_unset ac_configure_args0 || test "${ac_configure_args0+set}" != set || { ac_configure_args0=; export ac_configure_args0; }
-$as_unset ac_configure_args1 || test "${ac_configure_args1+set}" != set || { ac_configure_args1=; export ac_configure_args1; }
+{ ac_configure_args0=; unset ac_configure_args0;}
+{ ac_configure_args1=; unset ac_configure_args1;}
 
 # When interrupted or exit'd, cleanup temporary files, and complete
 # config.log.  We remove comments because anyway the quotes in there
@@ -1502,11 +1529,9 @@ trap 'exit_status=$?
   {
     echo
 
-    cat <<\_ASBOX
-@%:@@%:@ ---------------- @%:@@%:@
-@%:@@%:@ Cache variables. @%:@@%:@
-@%:@@%:@ ---------------- @%:@@%:@
-_ASBOX
+    $as_echo "## ---------------- ##
+## Cache variables. ##
+## ---------------- ##"
     echo
     # The following way of writing the cache mishandles newlines in values,
 (
@@ -1515,13 +1540,13 @@ _ASBOX
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:$LINENO: WARNING: cache variable $ac_var contains a newline" >&5
+      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
 $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
       BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
-      *) $as_unset $ac_var ;;
+      *) { eval $ac_var=; unset $ac_var;} ;;
       esac ;;
     esac
   done
@@ -1540,11 +1565,9 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
 )
     echo
 
-    cat <<\_ASBOX
-@%:@@%:@ ----------------- @%:@@%:@
-@%:@@%:@ Output variables. @%:@@%:@
-@%:@@%:@ ----------------- @%:@@%:@
-_ASBOX
+    $as_echo "## ----------------- ##
+## Output variables. ##
+## ----------------- ##"
     echo
     for ac_var in $ac_subst_vars
     do
@@ -1557,11 +1580,9 @@ _ASBOX
     echo
 
     if test -n "$ac_subst_files"; then
-      cat <<\_ASBOX
-@%:@@%:@ ------------------- @%:@@%:@
-@%:@@%:@ File substitutions. @%:@@%:@
-@%:@@%:@ ------------------- @%:@@%:@
-_ASBOX
+      $as_echo "## ------------------- ##
+## File substitutions. ##
+## ------------------- ##"
       echo
       for ac_var in $ac_subst_files
       do
@@ -1575,11 +1596,9 @@ _ASBOX
     fi
 
     if test -s confdefs.h; then
-      cat <<\_ASBOX
-@%:@@%:@ ----------- @%:@@%:@
-@%:@@%:@ confdefs.h. @%:@@%:@
-@%:@@%:@ ----------- @%:@@%:@
-_ASBOX
+      $as_echo "## ----------- ##
+## confdefs.h. ##
+## ----------- ##"
       echo
       cat confdefs.h
       echo
@@ -1593,46 +1612,53 @@ _ASBOX
     exit $exit_status
 ' 0
 for ac_signal in 1 2 13 15; do
-  trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal
+  trap 'ac_signal='$ac_signal'; as_fn_exit 1' $ac_signal
 done
 ac_signal=0
 
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 rm -f -r conftest* confdefs.h
 
+$as_echo "/* confdefs.h */" > confdefs.h
+
 # Predefined preprocessor variables.
 
 cat >>confdefs.h <<_ACEOF
 @%:@define PACKAGE_NAME "$PACKAGE_NAME"
 _ACEOF
 
-
 cat >>confdefs.h <<_ACEOF
 @%:@define PACKAGE_TARNAME "$PACKAGE_TARNAME"
 _ACEOF
 
-
 cat >>confdefs.h <<_ACEOF
 @%:@define PACKAGE_VERSION "$PACKAGE_VERSION"
 _ACEOF
 
-
 cat >>confdefs.h <<_ACEOF
 @%:@define PACKAGE_STRING "$PACKAGE_STRING"
 _ACEOF
 
-
 cat >>confdefs.h <<_ACEOF
 @%:@define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
 _ACEOF
 
+cat >>confdefs.h <<_ACEOF
+@%:@define PACKAGE_URL "$PACKAGE_URL"
+_ACEOF
+
 
 # Let the site file select an alternate cache file if it wants to.
 # Prefer an explicitly selected file to automatically selected ones.
 ac_site_file1=NONE
 ac_site_file2=NONE
 if test -n "$CONFIG_SITE"; then
-  ac_site_file1=$CONFIG_SITE
+  # We do not want a PATH search for config.site.
+  case $CONFIG_SITE in @%:@((
+    -*)  ac_site_file1=./$CONFIG_SITE;;
+    */*) ac_site_file1=$CONFIG_SITE;;
+    *)   ac_site_file1=./$CONFIG_SITE;;
+  esac
 elif test "x$prefix" != xNONE; then
   ac_site_file1=$prefix/share/config.site
   ac_site_file2=$prefix/etc/config.site
@@ -1643,19 +1669,23 @@ fi
 for ac_site_file in "$ac_site_file1" "$ac_site_file2"
 do
   test "x$ac_site_file" = xNONE && continue
-  if test -r "$ac_site_file"; then
-    { $as_echo "$as_me:$LINENO: loading site script $ac_site_file" >&5
+  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
 $as_echo "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
-    . "$ac_site_file"
+    . "$ac_site_file" \
+      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "failed to load site script $ac_site_file
+See \`config.log' for more details" "$LINENO" 5; }
   fi
 done
 
 if test -r "$cache_file"; then
-  # Some versions of bash will fail to source /dev/null (special
-  # files actually), so we avoid doing that.
-  if test -f "$cache_file"; then
-    { $as_echo "$as_me:$LINENO: loading cache $cache_file" >&5
+  # Some versions of bash will fail to source /dev/null (special files
+  # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
+  if test /dev/null != "$cache_file" && test -f "$cache_file"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
 $as_echo "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . "$cache_file";;
@@ -1663,7 +1693,7 @@ $as_echo "$as_me: loading cache $cache_file" >&6;}
     esac
   fi
 else
-  { $as_echo "$as_me:$LINENO: creating cache $cache_file" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
 $as_echo "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
@@ -1678,11 +1708,11 @@ for ac_var in $ac_precious_vars; do
   eval ac_new_val=\$ac_env_${ac_var}_value
   case $ac_old_set,$ac_new_set in
     set,)
-      { $as_echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
 $as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { $as_echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5
+      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
 $as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
@@ -1692,17 +1722,17 @@ $as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
 	ac_old_val_w=`echo x $ac_old_val`
 	ac_new_val_w=`echo x $ac_new_val`
 	if test "$ac_old_val_w" != "$ac_new_val_w"; then
-	  { $as_echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
+	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
 $as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
 	  ac_cache_corrupted=:
 	else
-	  { $as_echo "$as_me:$LINENO: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
+	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
 $as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
 	  eval $ac_var=\$ac_old_val
 	fi
-	{ $as_echo "$as_me:$LINENO:   former value:  \`$ac_old_val'" >&5
+	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
 $as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
-	{ $as_echo "$as_me:$LINENO:   current value: \`$ac_new_val'" >&5
+	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
 $as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
       fi;;
   esac
@@ -1714,43 +1744,20 @@ $as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
     esac
     case " $ac_configure_args " in
       *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
-      *) ac_configure_args="$ac_configure_args '$ac_arg'" ;;
+      *) as_fn_append ac_configure_args " '$ac_arg'" ;;
     esac
   fi
 done
 if $ac_cache_corrupted; then
-  { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-  { $as_echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
 $as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  { { $as_echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
-$as_echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
-   { (exit 1); exit 1; }; }
+  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
 fi
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+## -------------------- ##
+## Main body of script. ##
+## -------------------- ##
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
@@ -1777,9 +1784,7 @@ for ac_dir in config "$srcdir"/config; do
   fi
 done
 if test -z "$ac_aux_dir"; then
-  { { $as_echo "$as_me:$LINENO: error: cannot find install-sh or install.sh in config \"$srcdir\"/config" >&5
-$as_echo "$as_me: error: cannot find install-sh or install.sh in config \"$srcdir\"/config" >&2;}
-   { (exit 1); exit 1; }; }
+  as_fn_error $? "cannot find install-sh, install.sh, or shtool in config \"$srcdir\"/config" "$LINENO" 5
 fi
 
 # These three variables are undocumented and unsupported,
@@ -1792,7 +1797,7 @@ ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 
 
 
-am__api_version='1.11'
+am__api_version='1.13'
 
 # Find a good install program.  We prefer a C program (faster),
 # so one script is as good as another.  But avoid the broken or
@@ -1808,10 +1813,10 @@ am__api_version='1.11'
 # OS/2's system install, which has a completely different semantic
 # ./install, which can be erroneously created by make from ./install.sh.
 # Reject install programs that cannot install multiple files.
-{ $as_echo "$as_me:$LINENO: checking for a BSD-compatible install" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
 $as_echo_n "checking for a BSD-compatible install... " >&6; }
 if test -z "$INSTALL"; then
-if test "${ac_cv_path_install+set}" = set; then
+if ${ac_cv_path_install+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -1819,11 +1824,11 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  # Account for people who put trailing slashes in PATH elements.
-case $as_dir/ in
-  ./ | .// | /cC/* | \
+    # Account for people who put trailing slashes in PATH elements.
+case $as_dir/ in @%:@((
+  ./ | .// | /[cC]/* | \
   /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
-  ?:\\/os2\\/install\\/* | ?:\\/OS2\\/INSTALL\\/* | \
+  ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \
   /usr/ucb/* ) ;;
   *)
     # OSF1 and SCO ODT 3.0 have their own names for install.
@@ -1831,7 +1836,7 @@ case $as_dir/ in
     # by default.
     for ac_prog in ginstall scoinst install; do
       for ac_exec_ext in '' $ac_executable_extensions; do
-	if { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; }; then
+	if as_fn_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then
 	  if test $ac_prog = install &&
 	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
 	    # AIX install.  It has an incompatible calling convention.
@@ -1860,7 +1865,7 @@ case $as_dir/ in
     ;;
 esac
 
-done
+  done
 IFS=$as_save_IFS
 
 rm -rf conftest.one conftest.two conftest.dir
@@ -1876,7 +1881,7 @@ fi
     INSTALL=$ac_install_sh
   fi
 fi
-{ $as_echo "$as_me:$LINENO: result: $INSTALL" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
 $as_echo "$INSTALL" >&6; }
 
 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
@@ -1887,68 +1892,73 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
 
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
-{ $as_echo "$as_me:$LINENO: checking whether build environment is sane" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether build environment is sane" >&5
 $as_echo_n "checking whether build environment is sane... " >&6; }
-# Just in case
-sleep 1
-echo timestamp > conftest.file
 # Reject unsafe characters in $srcdir or the absolute working directory
 # name.  Accept space and tab only in the latter.
 am_lf='
 '
 case `pwd` in
   *[\\\"\#\$\&\'\`$am_lf]*)
-    { { $as_echo "$as_me:$LINENO: error: unsafe absolute working directory name" >&5
-$as_echo "$as_me: error: unsafe absolute working directory name" >&2;}
-   { (exit 1); exit 1; }; };;
+    as_fn_error $? "unsafe absolute working directory name" "$LINENO" 5;;
 esac
 case $srcdir in
   *[\\\"\#\$\&\'\`$am_lf\ \	]*)
-    { { $as_echo "$as_me:$LINENO: error: unsafe srcdir value: \`$srcdir'" >&5
-$as_echo "$as_me: error: unsafe srcdir value: \`$srcdir'" >&2;}
-   { (exit 1); exit 1; }; };;
+    as_fn_error $? "unsafe srcdir value: '$srcdir'" "$LINENO" 5;;
 esac
 
-# Do `set' in a subshell so we don't clobber the current shell's
+# Do 'set' in a subshell so we don't clobber the current shell's
 # arguments.  Must try -L first in case configure is actually a
 # symlink; some systems play weird games with the mod time of symlinks
 # (eg FreeBSD returns the mod time of the symlink's containing
 # directory).
 if (
-   set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
-   if test "$*" = "X"; then
-      # -L didn't work.
-      set X `ls -t "$srcdir/configure" conftest.file`
-   fi
-   rm -f conftest.file
-   if test "$*" != "X $srcdir/configure conftest.file" \
-      && test "$*" != "X conftest.file $srcdir/configure"; then
-
-      # If neither matched, then we have a broken ls.  This can happen
-      # if, for instance, CONFIG_SHELL is bash and it inherits a
-      # broken ls alias from the environment.  This has actually
-      # happened.  Such a system could not be considered "sane".
-      { { $as_echo "$as_me:$LINENO: error: ls -t appears to fail.  Make sure there is not a broken
-alias in your environment" >&5
-$as_echo "$as_me: error: ls -t appears to fail.  Make sure there is not a broken
-alias in your environment" >&2;}
-   { (exit 1); exit 1; }; }
-   fi
-
+   am_has_slept=no
+   for am_try in 1 2; do
+     echo "timestamp, slept: $am_has_slept" > conftest.file
+     set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
+     if test "$*" = "X"; then
+	# -L didn't work.
+	set X `ls -t "$srcdir/configure" conftest.file`
+     fi
+     if test "$*" != "X $srcdir/configure conftest.file" \
+	&& test "$*" != "X conftest.file $srcdir/configure"; then
+
+	# If neither matched, then we have a broken ls.  This can happen
+	# if, for instance, CONFIG_SHELL is bash and it inherits a
+	# broken ls alias from the environment.  This has actually
+	# happened.  Such a system could not be considered "sane".
+	as_fn_error $? "ls -t appears to fail.  Make sure there is not a broken
+  alias in your environment" "$LINENO" 5
+     fi
+     if test "$2" = conftest.file || test $am_try -eq 2; then
+       break
+     fi
+     # Just in case.
+     sleep 1
+     am_has_slept=yes
+   done
    test "$2" = conftest.file
    )
 then
    # Ok.
    :
 else
-   { { $as_echo "$as_me:$LINENO: error: newly created file is older than distributed files!
-Check your system clock" >&5
-$as_echo "$as_me: error: newly created file is older than distributed files!
-Check your system clock" >&2;}
-   { (exit 1); exit 1; }; }
+   as_fn_error $? "newly created file is older than distributed files!
+Check your system clock" "$LINENO" 5
 fi
-{ $as_echo "$as_me:$LINENO: result: yes" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
+# If we didn't sleep, we still need to ensure time stamps of config.status and
+# generated files are strictly newer.
+am_sleep_pid=
+if grep 'slept: no' conftest.file >/dev/null 2>&1; then
+  ( sleep 1 ) &
+  am_sleep_pid=$!
+fi
+
+rm -f conftest.file
+
 test "$program_prefix" != NONE &&
   program_transform_name="s&^&$program_prefix&;$program_transform_name"
 # Use a double $ so make ignores it.
@@ -1971,12 +1981,12 @@ if test x"${MISSING+set}" != xset; then
   esac
 fi
 # Use eval to expand $SHELL
-if eval "$MISSING --run true"; then
-  am_missing_run="$MISSING --run "
+if eval "$MISSING --is-lightweight"; then
+  am_missing_run="$MISSING "
 else
   am_missing_run=
-  { $as_echo "$as_me:$LINENO: WARNING: \`missing' script is too old or missing" >&5
-$as_echo "$as_me: WARNING: \`missing' script is too old or missing" >&2;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 'missing' script is too old or missing" >&5
+$as_echo "$as_me: WARNING: 'missing' script is too old or missing" >&2;}
 fi
 
 if test x"${install_sh}" != xset; then
@@ -1988,17 +1998,17 @@ if test x"${install_sh}" != xset; then
   esac
 fi
 
-# Installed binaries are usually stripped using `strip' when the user
-# run `make install-strip'.  However `strip' might not be the right
+# Installed binaries are usually stripped using 'strip' when the user
+# run "make install-strip".  However 'strip' might not be the right
 # tool to use in cross-compilation environments, therefore Automake
-# will honor the `STRIP' environment variable to overrule this program.
+# will honor the 'STRIP' environment variable to overrule this program.
 if test "$cross_compiling" != no; then
   if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
 set dummy ${ac_tool_prefix}strip; ac_word=$2
-{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_STRIP+set}" = set; then
+if ${ac_cv_prog_STRIP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$STRIP"; then
@@ -2009,24 +2019,24 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_STRIP="${ac_tool_prefix}strip"
-    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
 IFS=$as_save_IFS
 
 fi
 fi
 STRIP=$ac_cv_prog_STRIP
 if test -n "$STRIP"; then
-  { $as_echo "$as_me:$LINENO: result: $STRIP" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $STRIP" >&5
 $as_echo "$STRIP" >&6; }
 else
-  { $as_echo "$as_me:$LINENO: result: no" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 fi
 
@@ -2036,9 +2046,9 @@ if test -z "$ac_cv_prog_STRIP"; then
   ac_ct_STRIP=$STRIP
   # Extract the first word of "strip", so it can be a program name with args.
 set dummy strip; ac_word=$2
-{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_STRIP+set}" = set; then
+if ${ac_cv_prog_ac_ct_STRIP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_STRIP"; then
@@ -2049,24 +2059,24 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_STRIP="strip"
-    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
 IFS=$as_save_IFS
 
 fi
 fi
 ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP
 if test -n "$ac_ct_STRIP"; then
-  { $as_echo "$as_me:$LINENO: result: $ac_ct_STRIP" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_STRIP" >&5
 $as_echo "$ac_ct_STRIP" >&6; }
 else
-  { $as_echo "$as_me:$LINENO: result: no" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 fi
 
@@ -2075,7 +2085,7 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:$LINENO: WARNING: using cross tools not prefixed with host triplet" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
 $as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
@@ -2088,10 +2098,10 @@ fi
 fi
 INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
 
-{ $as_echo "$as_me:$LINENO: checking for a thread-safe mkdir -p" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a thread-safe mkdir -p" >&5
 $as_echo_n "checking for a thread-safe mkdir -p... " >&6; }
 if test -z "$MKDIR_P"; then
-  if test "${ac_cv_path_mkdir+set}" = set; then
+  if ${ac_cv_path_mkdir+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -2099,9 +2109,9 @@ for as_dir in $PATH$PATH_SEPARATOR/opt/sfw/bin
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_prog in mkdir gmkdir; do
+    for ac_prog in mkdir gmkdir; do
 	 for ac_exec_ext in '' $ac_executable_extensions; do
-	   { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; } || continue
+	   as_fn_executable_p "$as_dir/$ac_prog$ac_exec_ext" || continue
 	   case `"$as_dir/$ac_prog$ac_exec_ext" --version 2>&1` in #(
 	     'mkdir (GNU coreutils) '* | \
 	     'mkdir (coreutils) '* | \
@@ -2111,11 +2121,12 @@ do
 	   esac
 	 done
        done
-done
+  done
 IFS=$as_save_IFS
 
 fi
 
+  test -d ./--version && rmdir ./--version
   if test "${ac_cv_path_mkdir+set}" = set; then
     MKDIR_P="$ac_cv_path_mkdir -p"
   else
@@ -2123,26 +2134,19 @@ fi
     # value for MKDIR_P within a source directory, because that will
     # break other packages using the cache if that directory is
     # removed, or if the value is a relative name.
-    test -d ./--version && rmdir ./--version
     MKDIR_P="$ac_install_sh -d"
   fi
 fi
-{ $as_echo "$as_me:$LINENO: result: $MKDIR_P" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5
 $as_echo "$MKDIR_P" >&6; }
 
-mkdir_p="$MKDIR_P"
-case $mkdir_p in
-  [\\/$]* | ?:[\\/]*) ;;
-  */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;;
-esac
-
 for ac_prog in gawk mawk nawk awk
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_AWK+set}" = set; then
+if ${ac_cv_prog_AWK+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$AWK"; then
@@ -2153,24 +2157,24 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_AWK="$ac_prog"
-    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
 IFS=$as_save_IFS
 
 fi
 fi
 AWK=$ac_cv_prog_AWK
 if test -n "$AWK"; then
-  { $as_echo "$as_me:$LINENO: result: $AWK" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5
 $as_echo "$AWK" >&6; }
 else
-  { $as_echo "$as_me:$LINENO: result: no" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 fi
 
@@ -2178,11 +2182,11 @@ fi
   test -n "$AWK" && break
 done
 
-{ $as_echo "$as_me:$LINENO: checking whether ${MAKE-make} sets \$(MAKE)" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5
 $as_echo_n "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; }
 set x ${MAKE-make}
 ac_make=`$as_echo "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'`
-if { as_var=ac_cv_prog_make_${ac_make}_set; eval "test \"\${$as_var+set}\" = set"; }; then
+if eval \${ac_cv_prog_make_${ac_make}_set+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat >conftest.make <<\_ACEOF
@@ -2190,7 +2194,7 @@ SHELL = /bin/sh
 all:
 	@echo '@@@%%%=$(MAKE)=@@@%%%'
 _ACEOF
-# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
+# GNU make sometimes prints "make[1]: Entering ...", which would confuse us.
 case `${MAKE-make} -f conftest.make 2>/dev/null` in
   *@@@%%%=?*=@@@%%%*)
     eval ac_cv_prog_make_${ac_make}_set=yes;;
@@ -2200,11 +2204,11 @@ esac
 rm -f conftest.make
 fi
 if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then
-  { $as_echo "$as_me:$LINENO: result: yes" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
   SET_MAKE=
 else
-  { $as_echo "$as_me:$LINENO: result: no" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
   SET_MAKE="MAKE=${MAKE-make}"
 fi
@@ -2218,15 +2222,52 @@ else
 fi
 rmdir .tst 2>/dev/null
 
+@%:@ Check whether --enable-silent-rules was given.
+if test "${enable_silent_rules+set}" = set; then :
+  enableval=$enable_silent_rules; 
+fi
+
+case $enable_silent_rules in @%:@ (((
+  yes) AM_DEFAULT_VERBOSITY=0;;
+   no) AM_DEFAULT_VERBOSITY=1;;
+    *) AM_DEFAULT_VERBOSITY=1;;
+esac
+am_make=${MAKE-make}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $am_make supports nested variables" >&5
+$as_echo_n "checking whether $am_make supports nested variables... " >&6; }
+if ${am_cv_make_support_nested_variables+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if $as_echo 'TRUE=$(BAR$(V))
+BAR0=false
+BAR1=true
+V=1
+am__doit:
+	@$(TRUE)
+.PHONY: am__doit' | $am_make -f - >/dev/null 2>&1; then
+  am_cv_make_support_nested_variables=yes
+else
+  am_cv_make_support_nested_variables=no
+fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5
+$as_echo "$am_cv_make_support_nested_variables" >&6; }
+if test $am_cv_make_support_nested_variables = yes; then
+    AM_V='$(V)'
+  AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
+else
+  AM_V=$AM_DEFAULT_VERBOSITY
+  AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY
+fi
+AM_BACKSLASH='\'
+
 if test "`cd $srcdir && pwd`" != "`pwd`"; then
   # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
   # is not polluted with repeated "-I."
   am__isrc=' -I$(srcdir)'
   # test to see if srcdir already configured
   if test -f $srcdir/config.status; then
-    { { $as_echo "$as_me:$LINENO: error: source directory already configured; run \"make distclean\" there first" >&5
-$as_echo "$as_me: error: source directory already configured; run \"make distclean\" there first" >&2;}
-   { (exit 1); exit 1; }; }
+    as_fn_error $? "source directory already configured; run \"make distclean\" there first" "$LINENO" 5
   fi
 fi
 
@@ -2270,13 +2311,24 @@ AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"}
 
 MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
 
+# For better backward compatibility.  To be removed once Automake 1.9.x
+# dies out for good.  For more background, see:
+# <http://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
+# <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
+mkdir_p='$(MKDIR_P)'
+
 # We need awk for the "check" target.  The system "awk" is bad on
 # some platforms.
-# Always define AMTAR for backward compatibility.
+# Always define AMTAR for backward compatibility.  Yes, it's still used
+# in the wild :-(  We should find a proper way to deprecate it ...
+AMTAR='$${TAR-tar}'
+
+
+# We'll loop over all known methods to create a tar archive until one works.
+_am_tools='gnutar  pax cpio none'
 
-AMTAR=${AMTAR-"${am_missing_run}tar"}
+am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'
 
-am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'
 
 
 
@@ -2296,9 +2348,9 @@ if test -n "$ac_tool_prefix"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_FC+set}" = set; then
+if ${ac_cv_prog_FC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$FC"; then
@@ -2309,24 +2361,24 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_FC="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
 IFS=$as_save_IFS
 
 fi
 fi
 FC=$ac_cv_prog_FC
 if test -n "$FC"; then
-  { $as_echo "$as_me:$LINENO: result: $FC" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $FC" >&5
 $as_echo "$FC" >&6; }
 else
-  { $as_echo "$as_me:$LINENO: result: no" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 fi
 
@@ -2340,9 +2392,9 @@ if test -z "$FC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_FC+set}" = set; then
+if ${ac_cv_prog_ac_ct_FC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_FC"; then
@@ -2353,24 +2405,24 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_FC="$ac_prog"
-    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
 IFS=$as_save_IFS
 
 fi
 fi
 ac_ct_FC=$ac_cv_prog_ac_ct_FC
 if test -n "$ac_ct_FC"; then
-  { $as_echo "$as_me:$LINENO: result: $ac_ct_FC" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_FC" >&5
 $as_echo "$ac_ct_FC" >&6; }
 else
-  { $as_echo "$as_me:$LINENO: result: no" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
 $as_echo "no" >&6; }
 fi
 
@@ -2383,7 +2435,7 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:$LINENO: WARNING: using cross tools not prefixed with host triplet" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
 $as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
@@ -2393,45 +2445,32 @@ fi
 
 
 # Provide some information about the compiler.
-$as_echo "$as_me:$LINENO: checking for Fortran compiler version" >&5
+$as_echo "$as_me:${as_lineno-$LINENO}: checking for Fortran compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
-{ (ac_try="$ac_compiler --version >&5"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
-$as_echo "$ac_try_echo") >&5
-  (eval "$ac_compiler --version >&5") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (ac_try="$ac_compiler -v >&5"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
-$as_echo "$ac_try_echo") >&5
-  (eval "$ac_compiler -v >&5") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (ac_try="$ac_compiler -V >&5"
+for ac_option in --version -v -V -qversion; do
+  { { ac_try="$ac_compiler $ac_option >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
-$as_echo "$ac_try_echo") >&5
-  (eval "$ac_compiler -V >&5") 2>&5
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  if test -s conftest.err; then
+    sed '10a\
+... rest of stderr output deleted ...
+         10q' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+  fi
+  rm -f conftest.er1 conftest.err
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+done
 rm -f a.out
 
-cat >conftest.$ac_ext <<_ACEOF
+cat > conftest.$ac_ext <<_ACEOF
       program main
 
       end
@@ -2441,8 +2480,8 @@ ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-{ $as_echo "$as_me:$LINENO: checking for Fortran compiler default output file name" >&5
-$as_echo_n "checking for Fortran compiler default output file name... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the Fortran compiler works" >&5
+$as_echo_n "checking whether the Fortran compiler works... " >&6; }
 ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
 
 # The possible output files:
@@ -2458,17 +2497,17 @@ do
 done
 rm -f $ac_rmfiles
 
-if { (ac_try="$ac_link_default"
+if { { ac_try="$ac_link_default"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
-$as_echo "$ac_try_echo") >&5
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_link_default") 2>&5
   ac_status=$?
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
   # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
 # So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
 # in a Makefile.  We should not override ac_cv_exeext if it was cached,
@@ -2485,7 +2524,7 @@ do
 	# certainly right.
 	break;;
     *.* )
-        if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
+	if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
 	then :; else
 	   ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
 	fi
@@ -2504,84 +2543,41 @@ test "$ac_cv_exeext" = no && ac_cv_exeext=
 else
   ac_file=''
 fi
-
-{ $as_echo "$as_me:$LINENO: result: $ac_file" >&5
-$as_echo "$ac_file" >&6; }
-if test -z "$ac_file"; then
-  $as_echo "$as_me: failed program was:" >&5
+if test -z "$ac_file"; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+$as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-{ { $as_echo "$as_me:$LINENO: error: Fortran compiler cannot create executables
-See \`config.log' for more details." >&5
-$as_echo "$as_me: error: Fortran compiler cannot create executables
-See \`config.log' for more details." >&2;}
-   { (exit 77); exit 77; }; }; }
+as_fn_error 77 "Fortran compiler cannot create executables
+See \`config.log' for more details" "$LINENO" 5; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 fi
-
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for Fortran compiler default output file name" >&5
+$as_echo_n "checking for Fortran compiler default output file name... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
+$as_echo "$ac_file" >&6; }
 ac_exeext=$ac_cv_exeext
 
-# Check that the compiler produces executables we can run.  If not, either
-# the compiler is broken, or we cross compile.
-{ $as_echo "$as_me:$LINENO: checking whether the Fortran compiler works" >&5
-$as_echo_n "checking whether the Fortran compiler works... " >&6; }
-# FIXME: These cross compiler hacks should be removed for Autoconf 3.0
-# If not cross compiling, check that we can run a simple program.
-if test "$cross_compiling" != yes; then
-  if { ac_try='./$ac_file'
-  { (case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
-$as_echo "$ac_try_echo") >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-    cross_compiling=no
-  else
-    if test "$cross_compiling" = maybe; then
-	cross_compiling=yes
-    else
-	{ { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-{ { $as_echo "$as_me:$LINENO: error: cannot run Fortran compiled programs.
-If you meant to cross compile, use \`--host'.
-See \`config.log' for more details." >&5
-$as_echo "$as_me: error: cannot run Fortran compiled programs.
-If you meant to cross compile, use \`--host'.
-See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }; }
-    fi
-  fi
-fi
-{ $as_echo "$as_me:$LINENO: result: yes" >&5
-$as_echo "yes" >&6; }
-
 rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
 ac_clean_files=$ac_clean_files_save
-# Check that the compiler produces executables we can run.  If not, either
-# the compiler is broken, or we cross compile.
-{ $as_echo "$as_me:$LINENO: checking whether we are cross compiling" >&5
-$as_echo_n "checking whether we are cross compiling... " >&6; }
-{ $as_echo "$as_me:$LINENO: result: $cross_compiling" >&5
-$as_echo "$cross_compiling" >&6; }
-
-{ $as_echo "$as_me:$LINENO: checking for suffix of executables" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
 $as_echo_n "checking for suffix of executables... " >&6; }
-if { (ac_try="$ac_link"
+if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
-$as_echo "$ac_try_echo") >&5
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
 # work properly (i.e., refer to `conftest.exe'), while it won't with
@@ -2596,44 +2592,93 @@ for ac_file in conftest.exe conftest conftest.*; do
   esac
 done
 else
-  { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-{ { $as_echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details." >&5
-$as_echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }; }
+as_fn_error $? "cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details" "$LINENO" 5; }
 fi
-
-rm -f conftest$ac_cv_exeext
-{ $as_echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5
+rm -f conftest conftest$ac_cv_exeext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
 $as_echo "$ac_cv_exeext" >&6; }
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
 ac_exeext=$EXEEXT
-{ $as_echo "$as_me:$LINENO: checking for suffix of object files" >&5
+cat > conftest.$ac_ext <<_ACEOF
+      program main
+      open(unit=9,file='conftest.out')
+      close(unit=9)
+
+      end
+_ACEOF
+ac_clean_files="$ac_clean_files conftest.out"
+# Check that the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
+$as_echo_n "checking whether we are cross compiling... " >&6; }
+if test "$cross_compiling" != yes; then
+  { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+  if { ac_try='./conftest$ac_cv_exeext'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then
+    cross_compiling=no
+  else
+    if test "$cross_compiling" = maybe; then
+	cross_compiling=yes
+    else
+	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "cannot run Fortran compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details" "$LINENO" 5; }
+    fi
+  fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
+$as_echo "$cross_compiling" >&6; }
+
+rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
+ac_clean_files=$ac_clean_files_save
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
 $as_echo_n "checking for suffix of object files... " >&6; }
-if test "${ac_cv_objext+set}" = set; then
+if ${ac_cv_objext+:} false; then :
   $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
+  cat > conftest.$ac_ext <<_ACEOF
       program main
 
       end
 _ACEOF
 rm -f conftest.o conftest.obj
-if { (ac_try="$ac_compile"
+if { { ac_try="$ac_compile"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
-$as_echo "$ac_try_echo") >&5
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>&5
   ac_status=$?
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
   for ac_file in conftest.o conftest.obj conftest.*; do
   test -f "$ac_file" || continue;
   case $ac_file in
@@ -2646,18 +2691,14 @@ else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-{ { $as_echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
-See \`config.log' for more details." >&5
-$as_echo "$as_me: error: cannot compute suffix of object files: cannot compile
-See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }; }
+as_fn_error $? "cannot compute suffix of object files: cannot compile
+See \`config.log' for more details" "$LINENO" 5; }
 fi
-
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:$LINENO: result: $ac_cv_objext" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
 $as_echo "$ac_cv_objext" >&6; }
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
@@ -2665,12 +2706,12 @@ ac_objext=$OBJEXT
 # input file.  (Note that this only needs to work for GNU compilers.)
 ac_save_ext=$ac_ext
 ac_ext=F
-{ $as_echo "$as_me:$LINENO: checking whether we are using the GNU Fortran compiler" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU Fortran compiler" >&5
 $as_echo_n "checking whether we are using the GNU Fortran compiler... " >&6; }
-if test "${ac_cv_fc_compiler_gnu+set}" = set; then
+if ${ac_cv_fc_compiler_gnu+:} false; then :
   $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
+  cat > conftest.$ac_ext <<_ACEOF
       program main
 #ifndef __GNUC__
        choke me
@@ -2678,86 +2719,44 @@ else
 
       end
 _ACEOF
-rm -f conftest.$ac_objext
-if { (ac_try="$ac_compile"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
-$as_echo "$ac_try_echo") >&5
-  (eval "$ac_compile") 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } && {
-	 test -z "$ac_fc_werror_flag" ||
-	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then
+if ac_fn_fc_try_compile "$LINENO"; then :
   ac_compiler_gnu=yes
 else
-  $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-	ac_compiler_gnu=no
+  ac_compiler_gnu=no
 fi
-
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_cv_fc_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ $as_echo "$as_me:$LINENO: result: $ac_cv_fc_compiler_gnu" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_fc_compiler_gnu" >&5
 $as_echo "$ac_cv_fc_compiler_gnu" >&6; }
 ac_ext=$ac_save_ext
-ac_test_FFLAGS=${FCFLAGS+set}
-ac_save_FFLAGS=$FCFLAGS
+ac_test_FCFLAGS=${FCFLAGS+set}
+ac_save_FCFLAGS=$FCFLAGS
 FCFLAGS=
-{ $as_echo "$as_me:$LINENO: checking whether $FC accepts -g" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $FC accepts -g" >&5
 $as_echo_n "checking whether $FC accepts -g... " >&6; }
-if test "${ac_cv_prog_fc_g+set}" = set; then
+if ${ac_cv_prog_fc_g+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   FCFLAGS=-g
-cat >conftest.$ac_ext <<_ACEOF
+cat > conftest.$ac_ext <<_ACEOF
       program main
 
       end
 _ACEOF
-rm -f conftest.$ac_objext
-if { (ac_try="$ac_compile"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
-$as_echo "$ac_try_echo") >&5
-  (eval "$ac_compile") 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } && {
-	 test -z "$ac_fc_werror_flag" ||
-	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then
+if ac_fn_fc_try_compile "$LINENO"; then :
   ac_cv_prog_fc_g=yes
 else
-  $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-	ac_cv_prog_fc_g=no
+  ac_cv_prog_fc_g=no
 fi
-
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:$LINENO: result: $ac_cv_prog_fc_g" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_fc_g" >&5
 $as_echo "$ac_cv_prog_fc_g" >&6; }
-if test "$ac_test_FFLAGS" = set; then
-  FCFLAGS=$ac_save_FFLAGS
+if test "$ac_test_FCFLAGS" = set; then
+  FCFLAGS=$ac_save_FCFLAGS
 elif test $ac_cv_prog_fc_g = yes; then
   if test "x$ac_cv_fc_compiler_gnu" = xyes; then
     FCFLAGS="-g -O2"
@@ -2765,183 +2764,71 @@ elif test $ac_cv_prog_fc_g = yes; then
     FCFLAGS="-g"
   fi
 else
-  if test "x$ac_cv_fc_compiler_gnu" = xyes; then
-    FCFLAGS="-O2"
-  else
-    FCFLAGS=
-  fi
-fi
-
-ac_ext=${ac_fc_srcext-f}
-ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
-ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_fc_compiler_gnu
-
-
-ac_ext=${ac_fc_srcext-f}
-ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
-ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_fc_compiler_gnu
-{ $as_echo "$as_me:$LINENO: checking for Fortran flag needed to allow free-form source" >&5
-$as_echo_n "checking for Fortran flag needed to allow free-form source... " >&6; }
-if test "${ac_cv_fc_freeform+set}" = set; then
-  $as_echo_n "(cached) " >&6
-else
-  ac_cv_fc_freeform=unknown
-ac_fc_freeform_FCFLAGS_save=$FCFLAGS
-for ac_flag in none -ffree-form -FR -free -qfree -Mfree -Mfreeform \
-               -freeform "-f free"
-do
-  test "x$ac_flag" != xnone && FCFLAGS="$ac_fc_freeform_FCFLAGS_save $ac_flag"
-  cat >conftest.$ac_ext <<_ACEOF
-
-  program freeform
-       ! FIXME: how to best confuse non-freeform compilers?
-       print *, 'Hello ', &
-           'world.'
-       end
-_ACEOF
-rm -f conftest.$ac_objext
-if { (ac_try="$ac_compile"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
-$as_echo "$ac_try_echo") >&5
-  (eval "$ac_compile") 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } && {
-	 test -z "$ac_fc_werror_flag" ||
-	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then
-  ac_cv_fc_freeform=$ac_flag; break
-else
-  $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-	
-fi
-
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-done
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-FCFLAGS=$ac_fc_freeform_FCFLAGS_save
-
-fi
-{ $as_echo "$as_me:$LINENO: result: $ac_cv_fc_freeform" >&5
-$as_echo "$ac_cv_fc_freeform" >&6; }
-if test "x$ac_cv_fc_freeform" = xunknown; then
-  { { $as_echo "$as_me:$LINENO: error: Fortran does not accept free-form source" >&5
-$as_echo "$as_me: error: Fortran does not accept free-form source" >&2;}
-   { (exit 77); exit 77; }; }
-else
-  if test "x$ac_cv_fc_freeform" != xnone; then
-    FCFLAGS="$FCFLAGS $ac_cv_fc_freeform"
-  fi
-  
-fi
-ac_ext=${ac_fc_srcext-f}
-ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
-ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_fc_compiler_gnu
-
-# Find a good install program.  We prefer a C program (faster),
-# so one script is as good as another.  But avoid the broken or
-# incompatible versions:
-# SysV /etc/install, /usr/sbin/install
-# SunOS /usr/etc/install
-# IRIX /sbin/install
-# AIX /bin/install
-# AmigaOS /C/install, which installs bootblocks on floppy discs
-# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
-# AFS /usr/afsws/bin/install, which mishandles nonexistent args
-# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
-# OS/2's system install, which has a completely different semantic
-# ./install, which can be erroneously created by make from ./install.sh.
-# Reject install programs that cannot install multiple files.
-{ $as_echo "$as_me:$LINENO: checking for a BSD-compatible install" >&5
-$as_echo_n "checking for a BSD-compatible install... " >&6; }
-if test -z "$INSTALL"; then
-if test "${ac_cv_path_install+set}" = set; then
-  $as_echo_n "(cached) " >&6
-else
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  # Account for people who put trailing slashes in PATH elements.
-case $as_dir/ in
-  ./ | .// | /cC/* | \
-  /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
-  ?:\\/os2\\/install\\/* | ?:\\/OS2\\/INSTALL\\/* | \
-  /usr/ucb/* ) ;;
-  *)
-    # OSF1 and SCO ODT 3.0 have their own names for install.
-    # Don't use installbsd from OSF since it installs stuff as root
-    # by default.
-    for ac_prog in ginstall scoinst install; do
-      for ac_exec_ext in '' $ac_executable_extensions; do
-	if { test -f "$as_dir/$ac_prog$ac_exec_ext" && $as_test_x "$as_dir/$ac_prog$ac_exec_ext"; }; then
-	  if test $ac_prog = install &&
-	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
-	    # AIX install.  It has an incompatible calling convention.
-	    :
-	  elif test $ac_prog = install &&
-	    grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
-	    # program-specific install script used by HP pwplus--don't use.
-	    :
-	  else
-	    rm -rf conftest.one conftest.two conftest.dir
-	    echo one > conftest.one
-	    echo two > conftest.two
-	    mkdir conftest.dir
-	    if "$as_dir/$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" &&
-	      test -s conftest.one && test -s conftest.two &&
-	      test -s conftest.dir/conftest.one &&
-	      test -s conftest.dir/conftest.two
-	    then
-	      ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
-	      break 3
-	    fi
-	  fi
-	fi
-      done
-    done
-    ;;
-esac
-
-done
-IFS=$as_save_IFS
-
-rm -rf conftest.one conftest.two conftest.dir
-
-fi
-  if test "${ac_cv_path_install+set}" = set; then
-    INSTALL=$ac_cv_path_install
+  if test "x$ac_cv_fc_compiler_gnu" = xyes; then
+    FCFLAGS="-O2"
   else
-    # As a last resort, use the slow shell script.  Don't cache a
-    # value for INSTALL within a source directory, because that will
-    # break other packages using the cache if that directory is
-    # removed, or if the value is a relative name.
-    INSTALL=$ac_install_sh
+    FCFLAGS=
   fi
 fi
-{ $as_echo "$as_me:$LINENO: result: $INSTALL" >&5
-$as_echo "$INSTALL" >&6; }
 
-# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
-# It thinks the first close brace ends the variable substitution.
-test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
+if test $ac_compiler_gnu = yes; then
+  GFC=yes
+else
+  GFC=
+fi
+ac_ext=${ac_fc_srcext-f}
+ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
+ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_fc_compiler_gnu
+
 
-test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
+ac_ext=${ac_fc_srcext-f}
+ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
+ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_fc_compiler_gnu
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for Fortran flag needed to accept free-form source" >&5
+$as_echo_n "checking for Fortran flag needed to accept free-form source... " >&6; }
+if ${ac_cv_fc_freeform+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_cv_fc_freeform=unknown
+ac_fc_freeform_FCFLAGS_save=$FCFLAGS
+for ac_flag in none -ffree-form -FR -free -qfree -Mfree -Mfreeform \
+	       -freeform "-f free" -8 +source=free -nfix --nfix -Free
+do
+  test "x$ac_flag" != xnone && FCFLAGS="$ac_fc_freeform_FCFLAGS_save $ac_flag"
+  cat > conftest.$ac_ext <<_ACEOF
 
-test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
+  program freeform
+       ! FIXME: how to best confuse non-freeform compilers?
+       print *, 'Hello ', &
+     @&t@     'world.'
+       end
+_ACEOF
+if ac_fn_fc_try_compile "$LINENO"; then :
+  ac_cv_fc_freeform=$ac_flag; break
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+done
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+FCFLAGS=$ac_fc_freeform_FCFLAGS_save
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_fc_freeform" >&5
+$as_echo "$ac_cv_fc_freeform" >&6; }
+if test "x$ac_cv_fc_freeform" = xunknown; then
+  as_fn_error 77 "Fortran does not accept free-form source" "$LINENO" 5
+else
+  if test "x$ac_cv_fc_freeform" != xnone; then
+    FCFLAGS="$FCFLAGS $ac_cv_fc_freeform"
+  fi
+  
+fi
+ac_ext=${ac_fc_srcext-f}
+ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
+ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_fc_compiler_gnu
+
 
 ac_config_files="$ac_config_files Makefile src/Makefile"
 
@@ -2972,13 +2859,13 @@ _ACEOF
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:$LINENO: WARNING: cache variable $ac_var contains a newline" >&5
+      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
 $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
       BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
-      *) $as_unset $ac_var ;;
+      *) { eval $ac_var=; unset $ac_var;} ;;
       esac ;;
     esac
   done
@@ -2986,8 +2873,8 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
   (set) 2>&1 |
     case $as_nl`(ac_space=' '; set) 2>&1` in #(
     *${as_nl}ac_space=\ *)
-      # `set' does not quote correctly, so add quotes (double-quote
-      # substitution turns \\\\ into \\, and sed turns \\ into \).
+      # `set' does not quote correctly, so add quotes: double-quote
+      # substitution turns \\\\ into \\, and sed turns \\ into \.
       sed -n \
 	"s/'/'\\\\''/g;
 	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
@@ -3009,12 +2896,23 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
-    test "x$cache_file" != "x/dev/null" &&
-      { $as_echo "$as_me:$LINENO: updating cache $cache_file" >&5
+    if test "x$cache_file" != "x/dev/null"; then
+      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
 $as_echo "$as_me: updating cache $cache_file" >&6;}
-    cat confcache >$cache_file
+      if test ! -f "$cache_file" || test -h "$cache_file"; then
+	cat confcache >"$cache_file"
+      else
+        case $cache_file in #(
+        */* | ?:*)
+	  mv -f confcache "$cache_file"$$ &&
+	  mv -f "$cache_file"$$ "$cache_file" ;; #(
+        *)
+	  mv -f confcache "$cache_file" ;;
+	esac
+      fi
+    fi
   else
-    { $as_echo "$as_me:$LINENO: not updating unwritable cache $cache_file" >&5
+    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
 $as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
@@ -3064,20 +2962,29 @@ DEFS=`sed -n "$ac_script" confdefs.h`
 
 ac_libobjs=
 ac_ltlibobjs=
+U=
 for ac_i in : $LIB@&t@OBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
   ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
   ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
   # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
   #    will be set to the directory where LIBOBJS objects are built.
-  ac_libobjs="$ac_libobjs \${LIBOBJDIR}$ac_i\$U.$ac_objext"
-  ac_ltlibobjs="$ac_ltlibobjs \${LIBOBJDIR}$ac_i"'$U.lo'
+  as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
+  as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo'
 done
 LIB@&t@OBJS=$ac_libobjs
 
 LTLIBOBJS=$ac_ltlibobjs
 
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking that generated files are newer than configure" >&5
+$as_echo_n "checking that generated files are newer than configure... " >&6; }
+   if test -n "$am_sleep_pid"; then
+     # Hide warnings about reused PIDs.
+     wait $am_sleep_pid 2>/dev/null
+   fi
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: done" >&5
+$as_echo "done" >&6; }
  if test -n "$EXEEXT"; then
   am__EXEEXT_TRUE=
   am__EXEEXT_FALSE='#'
@@ -3087,13 +2994,14 @@ else
 fi
 
 
-: ${CONFIG_STATUS=./config.status}
+: "${CONFIG_STATUS=./config.status}"
 ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ $as_echo "$as_me:$LINENO: creating $CONFIG_STATUS" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
 $as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
-cat >$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+as_write_fail=0
+cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
 #! $SHELL
 # Generated by $as_me.
 # Run this file to recreate the current configuration.
@@ -3103,17 +3011,18 @@ cat >$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 debug=false
 ac_cs_recheck=false
 ac_cs_silent=false
-SHELL=\${CONFIG_SHELL-$SHELL}
-_ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
-## --------------------- ##
-## M4sh Initialization.  ##
-## --------------------- ##
+SHELL=\${CONFIG_SHELL-$SHELL}
+export SHELL
+_ASEOF
+cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
+## -------------------- ##
+## M4sh Initialization. ##
+## -------------------- ##
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
@@ -3121,23 +3030,15 @@ if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
 else
-  case `(set -o) 2>/dev/null` in
-  *posix*) set -o posix ;;
+  case `(set -o) 2>/dev/null` in @%:@(
+  *posix*) :
+    set -o posix ;; @%:@(
+  *) :
+     ;;
 esac
-
 fi
 
 
-
-
-# PATH needs CR
-# Avoid depending upon Character Ranges.
-as_cr_letters='abcdefghijklmnopqrstuvwxyz'
-as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
-as_cr_Letters=$as_cr_letters$as_cr_LETTERS
-as_cr_digits='0123456789'
-as_cr_alnum=$as_cr_Letters$as_cr_digits
-
 as_nl='
 '
 export as_nl
@@ -3145,7 +3046,13 @@ export as_nl
 as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
 as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
 as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-if (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+# Prefer a ksh shell builtin over an external printf program on Solaris,
+# but without wasting forks for bash or zsh.
+if test -z "$BASH_VERSION$ZSH_VERSION" \
+    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='print -r --'
+  as_echo_n='print -rn --'
+elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
   as_echo='printf %s\n'
   as_echo_n='printf %s'
 else
@@ -3156,7 +3063,7 @@ else
     as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
     as_echo_n_body='eval
       arg=$1;
-      case $arg in
+      case $arg in @%:@(
       *"$as_nl"*)
 	expr "X$arg" : "X\\(.*\\)$as_nl";
 	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
@@ -3179,13 +3086,6 @@ if test "${PATH_SEPARATOR+set}" != set; then
   }
 fi
 
-# Support unset when possible.
-if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
-  as_unset=unset
-else
-  as_unset=false
-fi
-
 
 # IFS
 # We need space, tab and new line, in precisely that order.  Quoting is
@@ -3195,15 +3095,16 @@ fi
 IFS=" ""	$as_nl"
 
 # Find who we are.  Look in the path if we contain no directory separator.
-case $0 in
+as_myself=
+case $0 in @%:@((
   *[\\/]* ) as_myself=$0 ;;
   *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
-done
+    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  done
 IFS=$as_save_IFS
 
      ;;
@@ -3215,12 +3116,16 @@ if test "x$as_myself" = x; then
 fi
 if test ! -f "$as_myself"; then
   $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
-  { (exit 1); exit 1; }
+  exit 1
 fi
 
-# Work around bugs in pre-3.0 UWIN ksh.
-for as_var in ENV MAIL MAILPATH
-do ($as_unset $as_var) >/dev/null 2>&1 && $as_unset $as_var
+# Unset variables that we do not need and which cause bugs (e.g. in
+# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
+# suppresses any "Segmentation fault" message there.  '((' could
+# trigger a bug in pdksh 5.2.14.
+for as_var in BASH_ENV ENV MAIL MAILPATH
+do eval test x\${$as_var+set} = xset \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
 done
 PS1='$ '
 PS2='> '
@@ -3232,7 +3137,89 @@ export LC_ALL
 LANGUAGE=C
 export LANGUAGE
 
-# Required to use basename.
+# CDPATH.
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
+
+
+@%:@ as_fn_error STATUS ERROR [LINENO LOG_FD]
+@%:@ ----------------------------------------
+@%:@ Output "`basename @S|@0`: error: ERROR" to stderr. If LINENO and LOG_FD are
+@%:@ provided, also output the error to LOG_FD, referencing LINENO. Then exit the
+@%:@ script with STATUS, using 1 if that was 0.
+as_fn_error ()
+{
+  as_status=$1; test $as_status -eq 0 && as_status=1
+  if test "$4"; then
+    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+  fi
+  $as_echo "$as_me: error: $2" >&2
+  as_fn_exit $as_status
+} @%:@ as_fn_error
+
+
+@%:@ as_fn_set_status STATUS
+@%:@ -----------------------
+@%:@ Set @S|@? to STATUS, without forking.
+as_fn_set_status ()
+{
+  return $1
+} @%:@ as_fn_set_status
+
+@%:@ as_fn_exit STATUS
+@%:@ -----------------
+@%:@ Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
+as_fn_exit ()
+{
+  set +e
+  as_fn_set_status $1
+  exit $1
+} @%:@ as_fn_exit
+
+@%:@ as_fn_unset VAR
+@%:@ ---------------
+@%:@ Portably unset VAR.
+as_fn_unset ()
+{
+  { eval $1=; unset $1;}
+}
+as_unset=as_fn_unset
+@%:@ as_fn_append VAR VALUE
+@%:@ ----------------------
+@%:@ Append the text in VALUE to the end of the definition contained in VAR. Take
+@%:@ advantage of any shell optimizations that allow amortized linear growth over
+@%:@ repeated appends, instead of the typical quadratic growth present in naive
+@%:@ implementations.
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+  eval 'as_fn_append ()
+  {
+    eval $1+=\$2
+  }'
+else
+  as_fn_append ()
+  {
+    eval $1=\$$1\$2
+  }
+fi # as_fn_append
+
+@%:@ as_fn_arith ARG...
+@%:@ ------------------
+@%:@ Perform arithmetic evaluation on the ARGs, and store the result in the
+@%:@ global @S|@as_val. Take advantage of shells that can avoid forks. The arguments
+@%:@ must be portable across @S|@(()) and expr.
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+  eval 'as_fn_arith ()
+  {
+    as_val=$(( $* ))
+  }'
+else
+  as_fn_arith ()
+  {
+    as_val=`expr "$@" || test $? -eq 1`
+  }
+fi # as_fn_arith
+
+
 if expr a : '\(a\)' >/dev/null 2>&1 &&
    test "X`expr 00001 : '.*\(...\)'`" = X001; then
   as_expr=expr
@@ -3246,8 +3233,12 @@ else
   as_basename=false
 fi
 
+if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
+  as_dirname=dirname
+else
+  as_dirname=false
+fi
 
-# Name of the executable.
 as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
@@ -3267,76 +3258,25 @@ $as_echo X/"$0" |
 	  }
 	  s/.*/./; q'`
 
-# CDPATH.
-$as_unset CDPATH
-
-
-
-  as_lineno_1=$LINENO
-  as_lineno_2=$LINENO
-  test "x$as_lineno_1" != "x$as_lineno_2" &&
-  test "x`expr $as_lineno_1 + 1`" = "x$as_lineno_2" || {
-
-  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
-  # uniformly replaced by the line number.  The first 'sed' inserts a
-  # line-number line after each line using $LINENO; the second 'sed'
-  # does the real work.  The second script uses 'N' to pair each
-  # line-number line with the line containing $LINENO, and appends
-  # trailing '-' during substitution so that $LINENO is not a special
-  # case at line end.
-  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
-  # scripts with optimization help from Paolo Bonzini.  Blame Lee
-  # E. McMahon (1931-1989) for sed's syntax.  :-)
-  sed -n '
-    p
-    /[$]LINENO/=
-  ' <$as_myself |
-    sed '
-      s/[$]LINENO.*/&-/
-      t lineno
-      b
-      :lineno
-      N
-      :loop
-      s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
-      t loop
-      s/-\n.*//
-    ' >$as_me.lineno &&
-  chmod +x "$as_me.lineno" ||
-    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
-   { (exit 1); exit 1; }; }
-
-  # Don't try to exec as it changes $[0], causing all sort of problems
-  # (the dirname of $[0] is not the place where we might find the
-  # original and so on.  Autoconf is especially sensitive to this).
-  . "./$as_me.lineno"
-  # Exit status is that of the last command.
-  exit
-}
-
-
-if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
-  as_dirname=dirname
-else
-  as_dirname=false
-fi
+# Avoid depending upon Character Ranges.
+as_cr_letters='abcdefghijklmnopqrstuvwxyz'
+as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+as_cr_Letters=$as_cr_letters$as_cr_LETTERS
+as_cr_digits='0123456789'
+as_cr_alnum=$as_cr_Letters$as_cr_digits
 
 ECHO_C= ECHO_N= ECHO_T=
-case `echo -n x` in
+case `echo -n x` in @%:@(((((
 -n*)
-  case `echo 'x\c'` in
+  case `echo 'xy\c'` in
   *c*) ECHO_T='	';;	# ECHO_T is single tab character.
-  *)   ECHO_C='\c';;
+  xy)  ECHO_C='\c';;
+  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
+       ECHO_T='	';;
   esac;;
 *)
   ECHO_N='-n';;
 esac
-if expr a : '\(a\)' >/dev/null 2>&1 &&
-   test "X`expr 00001 : '.*\(...\)'`" = X001; then
-  as_expr=expr
-else
-  as_expr=false
-fi
 
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
@@ -3351,49 +3291,85 @@ if (echo >conf$$.file) 2>/dev/null; then
     # ... but there are two gotchas:
     # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
     # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -p'.
+    # In both cases, we have to default to `cp -pR'.
     ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
-      as_ln_s='cp -p'
+      as_ln_s='cp -pR'
   elif ln conf$$.file conf$$ 2>/dev/null; then
     as_ln_s=ln
   else
-    as_ln_s='cp -p'
+    as_ln_s='cp -pR'
   fi
 else
-  as_ln_s='cp -p'
+  as_ln_s='cp -pR'
 fi
 rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
 rmdir conf$$.dir 2>/dev/null
 
+
+@%:@ as_fn_mkdir_p
+@%:@ -------------
+@%:@ Create "@S|@as_dir" as a directory, including parents if necessary.
+as_fn_mkdir_p ()
+{
+
+  case $as_dir in #(
+  -*) as_dir=./$as_dir;;
+  esac
+  test -d "$as_dir" || eval $as_mkdir_p || {
+    as_dirs=
+    while :; do
+      case $as_dir in #(
+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *) as_qdir=$as_dir;;
+      esac
+      as_dirs="'$as_qdir' $as_dirs"
+      as_dir=`$as_dirname -- "$as_dir" ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_dir" : 'X\(//\)[^/]' \| \
+	 X"$as_dir" : 'X\(//\)$' \| \
+	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$as_dir" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+      test -d "$as_dir" && break
+    done
+    test -z "$as_dirs" || eval "mkdir $as_dirs"
+  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
+
+
+} @%:@ as_fn_mkdir_p
 if mkdir -p . 2>/dev/null; then
-  as_mkdir_p=:
+  as_mkdir_p='mkdir -p "$as_dir"'
 else
   test -d ./-p && rmdir ./-p
   as_mkdir_p=false
 fi
 
-if test -x / >/dev/null 2>&1; then
-  as_test_x='test -x'
-else
-  if ls -dL / >/dev/null 2>&1; then
-    as_ls_L_option=L
-  else
-    as_ls_L_option=
-  fi
-  as_test_x='
-    eval sh -c '\''
-      if test -d "$1"; then
-	test -d "$1/.";
-      else
-	case $1 in
-	-*)set "./$1";;
-	esac;
-	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in
-	???[sx]*):;;*)false;;esac;fi
-    '\'' sh
-  '
-fi
-as_executable_p=$as_test_x
+
+@%:@ as_fn_executable_p FILE
+@%:@ -----------------------
+@%:@ Test if FILE is an executable regular file.
+as_fn_executable_p ()
+{
+  test -f "$1" && test -x "$1"
+} @%:@ as_fn_executable_p
+as_test_x='test -x'
+as_executable_p=as_fn_executable_p
 
 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -3403,13 +3379,19 @@ as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
 
 
 exec 6>&1
+## ----------------------------------- ##
+## Main body of $CONFIG_STATUS script. ##
+## ----------------------------------- ##
+_ASEOF
+test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1
 
-# Save the log message, to keep $[0] and so on meaningful, and to
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+# Save the log message, to keep $0 and so on meaningful, and to
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
 This file was extended by Cratered Terrain Evolution Model $as_me 1.1, which was
-generated by GNU Autoconf 2.63.  Invocation command line was
+generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -3436,13 +3418,15 @@ _ACEOF
 
 cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 ac_cs_usage="\
-\`$as_me' instantiates files from templates according to the
-current configuration.
+\`$as_me' instantiates files and other configuration actions
+from templates according to the current configuration.  Unless the files
+and actions are specified as TAGs, all are instantiated by default.
 
-Usage: $0 [OPTION]... [FILE]...
+Usage: $0 [OPTION]... [TAG]...
 
   -h, --help       print this help, then exit
   -V, --version    print version number and configuration settings, then exit
+      --config     print configuration, then exit
   -q, --quiet, --silent
                    do not print progress messages
   -d, --debug      don't remove temporary files
@@ -3453,16 +3437,17 @@ Usage: $0 [OPTION]... [FILE]...
 Configuration files:
 $config_files
 
-Report bugs to <bug-autoconf@gnu.org>."
+Report bugs to <David Minton <daminton@purdue.edu> , James Richardson <jerichardsonjr@me.com>>."
 
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
 Cratered Terrain Evolution Model config.status 1.1
-configured by $0, generated by GNU Autoconf 2.63,
-  with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
+configured by $0, generated by GNU Autoconf 2.69,
+  with options \\"\$ac_cs_config\\"
 
-Copyright (C) 2008 Free Software Foundation, Inc.
+Copyright (C) 2012 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
@@ -3480,11 +3465,16 @@ ac_need_defaults=:
 while test $# != 0
 do
   case $1 in
-  --*=*)
+  --*=?*)
     ac_option=`expr "X$1" : 'X\([^=]*\)='`
     ac_optarg=`expr "X$1" : 'X[^=]*=\(.*\)'`
     ac_shift=:
     ;;
+  --*=)
+    ac_option=`expr "X$1" : 'X\([^=]*\)='`
+    ac_optarg=
+    ac_shift=:
+    ;;
   *)
     ac_option=$1
     ac_optarg=$2
@@ -3498,14 +3488,17 @@ do
     ac_cs_recheck=: ;;
   --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
     $as_echo "$ac_cs_version"; exit ;;
+  --config | --confi | --conf | --con | --co | --c )
+    $as_echo "$ac_cs_config"; exit ;;
   --debug | --debu | --deb | --de | --d | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
     case $ac_optarg in
     *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    '') as_fn_error $? "missing file argument" ;;
     esac
-    CONFIG_FILES="$CONFIG_FILES '$ac_optarg'"
+    as_fn_append CONFIG_FILES " '$ac_optarg'"
     ac_need_defaults=false;;
   --he | --h |  --help | --hel | -h )
     $as_echo "$ac_cs_usage"; exit ;;
@@ -3514,11 +3507,10 @@ do
     ac_cs_silent=: ;;
 
   # This is an error.
-  -*) { $as_echo "$as_me: error: unrecognized option: $1
-Try \`$0 --help' for more information." >&2
-   { (exit 1); exit 1; }; } ;;
+  -*) as_fn_error $? "unrecognized option: \`$1'
+Try \`$0 --help' for more information." ;;
 
-  *) ac_config_targets="$ac_config_targets $1"
+  *) as_fn_append ac_config_targets " $1"
      ac_need_defaults=false ;;
 
   esac
@@ -3535,7 +3527,7 @@ fi
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
-  set X '$SHELL' '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+  set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
   shift
   \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
   CONFIG_SHELL='$SHELL'
@@ -3567,9 +3559,7 @@ do
     "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
     "src/Makefile") CONFIG_FILES="$CONFIG_FILES src/Makefile" ;;
 
-  *) { { $as_echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
-$as_echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
-   { (exit 1); exit 1; }; };;
+  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
 done
 
@@ -3590,26 +3580,24 @@ fi
 # after its creation but before its name has been assigned to `$tmp'.
 $debug ||
 {
-  tmp=
+  tmp= ac_tmp=
   trap 'exit_status=$?
-  { test -z "$tmp" || test ! -d "$tmp" || rm -fr "$tmp"; } && exit $exit_status
+  : "${ac_tmp:=$tmp}"
+  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
 ' 0
-  trap '{ (exit 1); exit 1; }' 1 2 13 15
+  trap 'as_fn_exit 1' 1 2 13 15
 }
 # Create a (secure) tmp directory for tmp files.
 
 {
   tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
-  test -n "$tmp" && test -d "$tmp"
+  test -d "$tmp"
 }  ||
 {
   tmp=./conf$$-$RANDOM
   (umask 077 && mkdir "$tmp")
-} ||
-{
-   $as_echo "$as_me: cannot create a temporary directory in ." >&2
-   { (exit 1); exit 1; }
-}
+} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
+ac_tmp=$tmp
 
 # Set up the scripts for CONFIG_FILES section.
 # No need to generate them if there are no CONFIG_FILES.
@@ -3617,7 +3605,13 @@ $debug ||
 if test -n "$CONFIG_FILES"; then
 
 
-ac_cr='
'
+ac_cr=`echo X | tr X '\015'`
+# On cygwin, bash can eat \r inside `` if the user requested igncr.
+# But we know of no other shell where ac_cr would be empty at this
+# point, so we can use a bashism as a fallback.
+if test "x$ac_cr" = x; then
+  eval ac_cr=\$\'\\r\'
+fi
 ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null`
 if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then
   ac_cs_awk_cr='\\r'
@@ -3625,7 +3619,7 @@ else
   ac_cs_awk_cr=$ac_cr
 fi
 
-echo 'BEGIN {' >"$tmp/subs1.awk" &&
+echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
 _ACEOF
 
 
@@ -3634,24 +3628,18 @@ _ACEOF
   echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' &&
   echo "_ACEOF"
 } >conf$$subs.sh ||
-  { { $as_echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
-$as_echo "$as_me: error: could not make $CONFIG_STATUS" >&2;}
-   { (exit 1); exit 1; }; }
-ac_delim_num=`echo "$ac_subst_vars" | grep -c '$'`
+  as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'`
 ac_delim='%!_!# '
 for ac_last_try in false false false false false :; do
   . ./conf$$subs.sh ||
-    { { $as_echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
-$as_echo "$as_me: error: could not make $CONFIG_STATUS" >&2;}
-   { (exit 1); exit 1; }; }
+    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
 
   ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X`
   if test $ac_delim_n = $ac_delim_num; then
     break
   elif $ac_last_try; then
-    { { $as_echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
-$as_echo "$as_me: error: could not make $CONFIG_STATUS" >&2;}
-   { (exit 1); exit 1; }; }
+    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
   else
     ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
   fi
@@ -3659,7 +3647,7 @@ done
 rm -f conf$$subs.sh
 
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-cat >>"\$tmp/subs1.awk" <<\\_ACAWK &&
+cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
 _ACEOF
 sed -n '
 h
@@ -3673,7 +3661,7 @@ s/'"$ac_delim"'$//
 t delim
 :nl
 h
-s/\(.\{148\}\).*/\1/
+s/\(.\{148\}\)..*/\1/
 t more1
 s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/
 p
@@ -3687,7 +3675,7 @@ s/.\{148\}//
 t nl
 :delim
 h
-s/\(.\{148\}\).*/\1/
+s/\(.\{148\}\)..*/\1/
 t more2
 s/["\\]/\\&/g; s/^/"/; s/$/"/
 p
@@ -3707,7 +3695,7 @@ t delim
 rm -f conf$$subs.awk
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 _ACAWK
-cat >>"\$tmp/subs1.awk" <<_ACAWK &&
+cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
   for (key in S) S_is_set[key] = 1
   FS = ""
 
@@ -3739,23 +3727,29 @@ if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
   sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
 else
   cat
-fi < "$tmp/subs1.awk" > "$tmp/subs.awk" \
-  || { { $as_echo "$as_me:$LINENO: error: could not setup config files machinery" >&5
-$as_echo "$as_me: error: could not setup config files machinery" >&2;}
-   { (exit 1); exit 1; }; }
+fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
+  || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
 _ACEOF
 
-# VPATH may cause trouble with some makes, so we remove $(srcdir),
-# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and
+# VPATH may cause trouble with some makes, so we remove sole $(srcdir),
+# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and
 # trailing colons and then remove the whole line if VPATH becomes empty
 # (actually we leave an empty line to preserve line numbers).
 if test "x$srcdir" = x.; then
-  ac_vpsub='/^[	 ]*VPATH[	 ]*=/{
-s/:*\$(srcdir):*/:/
-s/:*\${srcdir}:*/:/
-s/:*@srcdir@:*/:/
-s/^\([^=]*=[	 ]*\):*/\1/
+  ac_vpsub='/^[	 ]*VPATH[	 ]*=[	 ]*/{
+h
+s///
+s/^/:/
+s/[	 ]*$/:/
+s/:\$(srcdir):/:/g
+s/:\${srcdir}:/:/g
+s/:@srcdir@:/:/g
+s/^:*//
 s/:*$//
+x
+s/\(=[	 ]*\).*/\1/
+G
+s/\n//
 s/^[^=]*=[	 ]*$//
 }'
 fi
@@ -3773,9 +3767,7 @@ do
   esac
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) { { $as_echo "$as_me:$LINENO: error: invalid tag $ac_tag" >&5
-$as_echo "$as_me: error: invalid tag $ac_tag" >&2;}
-   { (exit 1); exit 1; }; };;
+  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
   esac
@@ -3794,7 +3786,7 @@ $as_echo "$as_me: error: invalid tag $ac_tag" >&2;}
     for ac_f
     do
       case $ac_f in
-      -) ac_f="$tmp/stdin";;
+      -) ac_f="$ac_tmp/stdin";;
       *) # Look for the file first in the build tree, then in the source tree
 	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
 	 # because $ac_f cannot contain `:'.
@@ -3803,12 +3795,10 @@ $as_echo "$as_me: error: invalid tag $ac_tag" >&2;}
 	   [\\/$]*) false;;
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   { { $as_echo "$as_me:$LINENO: error: cannot find input file: $ac_f" >&5
-$as_echo "$as_me: error: cannot find input file: $ac_f" >&2;}
-   { (exit 1); exit 1; }; };;
+	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
       esac
       case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
-      ac_file_inputs="$ac_file_inputs '$ac_f'"
+      as_fn_append ac_file_inputs " '$ac_f'"
     done
 
     # Let's still pretend it is `configure' which instantiates (i.e., don't
@@ -3819,7 +3809,7 @@ $as_echo "$as_me: error: cannot find input file: $ac_f" >&2;}
 	`' by configure.'
     if test x"$ac_file" != x-; then
       configure_input="$ac_file.  $configure_input"
-      { $as_echo "$as_me:$LINENO: creating $ac_file" >&5
+      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
 $as_echo "$as_me: creating $ac_file" >&6;}
     fi
     # Neutralize special characters interpreted by sed in replacement strings.
@@ -3831,10 +3821,8 @@ $as_echo "$as_me: creating $ac_file" >&6;}
     esac
 
     case $ac_tag in
-    *:-:* | *:-) cat >"$tmp/stdin" \
-      || { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5
-$as_echo "$as_me: error: could not create $ac_file" >&2;}
-   { (exit 1); exit 1; }; } ;;
+    *:-:* | *:-) cat >"$ac_tmp/stdin" \
+      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
     esac
     ;;
   esac
@@ -3862,47 +3850,7 @@ $as_echo X"$ac_file" |
 	    q
 	  }
 	  s/.*/./; q'`
-  { as_dir="$ac_dir"
-  case $as_dir in #(
-  -*) as_dir=./$as_dir;;
-  esac
-  test -d "$as_dir" || { $as_mkdir_p && mkdir -p "$as_dir"; } || {
-    as_dirs=
-    while :; do
-      case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
-      *) as_qdir=$as_dir;;
-      esac
-      as_dirs="'$as_qdir' $as_dirs"
-      as_dir=`$as_dirname -- "$as_dir" ||
-$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-	 X"$as_dir" : 'X\(//\)[^/]' \| \
-	 X"$as_dir" : 'X\(//\)$' \| \
-	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\/\)[^/].*/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\/\)$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\).*/{
-	    s//\1/
-	    q
-	  }
-	  s/.*/./; q'`
-      test -d "$as_dir" && break
-    done
-    test -z "$as_dirs" || eval "mkdir $as_dirs"
-  } || test -d "$as_dir" || { { $as_echo "$as_me:$LINENO: error: cannot create directory $as_dir" >&5
-$as_echo "$as_me: error: cannot create directory $as_dir" >&2;}
-   { (exit 1); exit 1; }; }; }
+  as_dir="$ac_dir"; as_fn_mkdir_p
   ac_builddir=.
 
 case "$ac_dir" in
@@ -3959,7 +3907,6 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # If the template does not know about datarootdir, expand it.
 # FIXME: This hack should be removed a few years after 2.60.
 ac_datarootdir_hack=; ac_datarootdir_seen=
-
 ac_sed_dataroot='
 /datarootdir/ {
   p
@@ -3969,12 +3916,11 @@ ac_sed_dataroot='
 /@docdir@/p
 /@infodir@/p
 /@localedir@/p
-/@mandir@/p
-'
+/@mandir@/p'
 case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
 *datarootdir*) ac_datarootdir_seen=yes;;
 *@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
-  { $as_echo "$as_me:$LINENO: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
 $as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
@@ -3984,7 +3930,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
   s&@infodir@&$infodir&g
   s&@localedir@&$localedir&g
   s&@mandir@&$mandir&g
-    s&\\\${datarootdir}&$datarootdir&g' ;;
+  s&\\\${datarootdir}&$datarootdir&g' ;;
 esac
 _ACEOF
 
@@ -4012,27 +3958,24 @@ s&@INSTALL@&$ac_INSTALL&;t t
 s&@MKDIR_P@&$ac_MKDIR_P&;t t
 $ac_datarootdir_hack
 "
-eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$tmp/subs.awk" >$tmp/out \
-  || { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5
-$as_echo "$as_me: error: could not create $ac_file" >&2;}
-   { (exit 1); exit 1; }; }
+eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
+  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
 
 test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
-  { ac_out=`sed -n '/\${datarootdir}/p' "$tmp/out"`; test -n "$ac_out"; } &&
-  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' "$tmp/out"`; test -z "$ac_out"; } &&
-  { $as_echo "$as_me:$LINENO: WARNING: $ac_file contains a reference to the variable \`datarootdir'
-which seems to be undefined.  Please make sure it is defined." >&5
+  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
+  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
+      "$ac_tmp/out"`; test -z "$ac_out"; } &&
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+which seems to be undefined.  Please make sure it is defined" >&5
 $as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
-which seems to be undefined.  Please make sure it is defined." >&2;}
+which seems to be undefined.  Please make sure it is defined" >&2;}
 
-  rm -f "$tmp/stdin"
+  rm -f "$ac_tmp/stdin"
   case $ac_file in
-  -) cat "$tmp/out" && rm -f "$tmp/out";;
-  *) rm -f "$ac_file" && mv "$tmp/out" "$ac_file";;
+  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
+  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
   esac \
-  || { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5
-$as_echo "$as_me: error: could not create $ac_file" >&2;}
-   { (exit 1); exit 1; }; }
+  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
  ;;
   
   
@@ -4042,15 +3985,12 @@ $as_echo "$as_me: error: could not create $ac_file" >&2;}
 done # for ac_tag
 
 
-{ (exit 0); exit 0; }
+as_fn_exit 0
 _ACEOF
-chmod +x $CONFIG_STATUS
 ac_clean_files=$ac_clean_files_save
 
 test $ac_write_fail = 0 ||
-  { { $as_echo "$as_me:$LINENO: error: write failure creating $CONFIG_STATUS" >&5
-$as_echo "$as_me: error: write failure creating $CONFIG_STATUS" >&2;}
-   { (exit 1); exit 1; }; }
+  as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5
 
 
 # configure is writing to config.log, and then calls config.status.
@@ -4071,10 +4011,10 @@ if test "$no_create" != yes; then
   exec 5>>config.log
   # Use ||, not &&, to avoid exiting from the if with $? = 1, which
   # would make configure fail if this is the last instruction.
-  $ac_cs_success || { (exit 1); exit 1; }
+  $ac_cs_success || as_fn_exit 1
 fi
 if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
-  { $as_echo "$as_me:$LINENO: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
 $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
 fi
 
diff --git a/autom4te.cache/requests b/autom4te.cache/requests
index f824bfc5..7cd64a49 100644
--- a/autom4te.cache/requests
+++ b/autom4te.cache/requests
@@ -64,8 +64,8 @@
                         'AM_SET_LEADING_DOT' => 1,
                         'AM_SET_DEPDIR' => 1,
                         '_AM_DEPENDENCIES' => 1,
-                        'm4_include' => 1,
                         'AM_PROG_INSTALL_SH' => 1,
+                        'm4_include' => 1,
                         '_AC_AM_CONFIG_HEADER_HOOK' => 1,
                         'AU_DEFUN' => 1,
                         'AM_MAKE_INCLUDE' => 1
@@ -85,25 +85,25 @@
                         'configure.ac'
                       ],
                       {
-                        'AM_PROG_F77_C_O' => 1,
                         '_LT_AC_TAGCONFIG' => 1,
-                        'AC_INIT' => 1,
+                        'AM_PROG_F77_C_O' => 1,
                         'm4_pattern_forbid' => 1,
-                        'AC_CANONICAL_TARGET' => 1,
+                        'AC_INIT' => 1,
                         '_AM_COND_IF' => 1,
-                        'AC_CONFIG_LIBOBJ_DIR' => 1,
+                        'AC_CANONICAL_TARGET' => 1,
                         'AC_SUBST' => 1,
-                        'AC_CANONICAL_HOST' => 1,
+                        'AC_CONFIG_LIBOBJ_DIR' => 1,
                         'AC_FC_SRCEXT' => 1,
+                        'AC_CANONICAL_HOST' => 1,
                         'AC_PROG_LIBTOOL' => 1,
                         'AM_INIT_AUTOMAKE' => 1,
                         'AC_CONFIG_SUBDIRS' => 1,
                         'AM_AUTOMAKE_VERSION' => 1,
                         'LT_CONFIG_LTDL_DIR' => 1,
-                        'AC_CONFIG_LINKS' => 1,
                         'AC_REQUIRE_AUX_FILE' => 1,
-                        'LT_SUPPORTED_TAG' => 1,
+                        'AC_CONFIG_LINKS' => 1,
                         'm4_sinclude' => 1,
+                        'LT_SUPPORTED_TAG' => 1,
                         'AM_MAINTAINER_MODE' => 1,
                         'AM_GNU_GETTEXT_INTL_SUBDIR' => 1,
                         '_m4_warn' => 1,
@@ -119,13 +119,13 @@
                         'AC_CANONICAL_BUILD' => 1,
                         'AC_FC_FREEFORM' => 1,
                         'AH_OUTPUT' => 1,
-                        'AC_CONFIG_AUX_DIR' => 1,
                         '_AM_SUBST_NOTMAKE' => 1,
-                        'AM_PROG_CC_C_O' => 1,
-                        'm4_pattern_allow' => 1,
+                        'AC_CONFIG_AUX_DIR' => 1,
                         'sinclude' => 1,
-                        'AM_CONDITIONAL' => 1,
+                        'm4_pattern_allow' => 1,
+                        'AM_PROG_CC_C_O' => 1,
                         'AC_CANONICAL_SYSTEM' => 1,
+                        'AM_CONDITIONAL' => 1,
                         'AC_CONFIG_HEADERS' => 1,
                         'AC_DEFINE_TRACE_LITERAL' => 1,
                         'm4_include' => 1,
@@ -145,54 +145,137 @@
                         'configure.ac'
                       ],
                       {
-                        '_LT_AC_TAGCONFIG' => 1,
                         'AM_PROG_F77_C_O' => 1,
-                        'AC_INIT' => 1,
+                        '_LT_AC_TAGCONFIG' => 1,
                         'm4_pattern_forbid' => 1,
-                        'AC_CANONICAL_TARGET' => 1,
+                        'AC_INIT' => 1,
                         '_AM_COND_IF' => 1,
-                        'AC_CONFIG_LIBOBJ_DIR' => 1,
+                        'AC_CANONICAL_TARGET' => 1,
                         'AC_SUBST' => 1,
-                        'AC_CANONICAL_HOST' => 1,
+                        'AC_CONFIG_LIBOBJ_DIR' => 1,
+                        'AM_EXTRA_RECURSIVE_TARGETS' => 1,
                         'AC_FC_SRCEXT' => 1,
+                        'AC_CANONICAL_HOST' => 1,
                         'AC_PROG_LIBTOOL' => 1,
+                        'AM_PROG_MKDIR_P' => 1,
                         'AM_INIT_AUTOMAKE' => 1,
                         'AC_CONFIG_SUBDIRS' => 1,
+                        'AM_PATH_GUILE' => 1,
                         'AM_AUTOMAKE_VERSION' => 1,
                         'LT_CONFIG_LTDL_DIR' => 1,
-                        'AC_CONFIG_LINKS' => 1,
                         'AC_REQUIRE_AUX_FILE' => 1,
-                        'm4_sinclude' => 1,
+                        'AC_CONFIG_LINKS' => 1,
                         'LT_SUPPORTED_TAG' => 1,
+                        'm4_sinclude' => 1,
                         'AM_MAINTAINER_MODE' => 1,
+                        'AM_NLS' => 1,
+                        'AC_FC_PP_DEFINE' => 1,
                         'AM_GNU_GETTEXT_INTL_SUBDIR' => 1,
                         '_m4_warn' => 1,
+                        'AM_MAKEFILE_INCLUDE' => 1,
                         'AM_PROG_CXX_C_O' => 1,
                         '_AM_COND_ENDIF' => 1,
+                        '_AM_MAKEFILE_INCLUDE' => 1,
                         'AM_ENABLE_MULTILIB' => 1,
                         'AM_SILENT_RULES' => 1,
+                        'AM_PROG_MOC' => 1,
                         'AC_CONFIG_FILES' => 1,
-                        'LT_INIT' => 1,
                         'include' => 1,
+                        'LT_INIT' => 1,
                         'AM_GNU_GETTEXT' => 1,
+                        'AM_PROG_AR' => 1,
                         'AC_LIBSOURCE' => 1,
-                        'AC_CANONICAL_BUILD' => 1,
                         'AM_PROG_FC_C_O' => 1,
+                        'AC_CANONICAL_BUILD' => 1,
                         'AC_FC_FREEFORM' => 1,
                         'AH_OUTPUT' => 1,
-                        'AC_CONFIG_AUX_DIR' => 1,
+                        'AC_FC_PP_SRCEXT' => 1,
                         '_AM_SUBST_NOTMAKE' => 1,
-                        'AM_PROG_CC_C_O' => 1,
-                        'sinclude' => 1,
+                        'AC_CONFIG_AUX_DIR' => 1,
                         'm4_pattern_allow' => 1,
-                        'AM_CONDITIONAL' => 1,
+                        'sinclude' => 1,
+                        'AM_PROG_CC_C_O' => 1,
                         'AC_CANONICAL_SYSTEM' => 1,
+                        'AM_CONDITIONAL' => 1,
+                        'AM_XGETTEXT_OPTION' => 1,
                         'AC_CONFIG_HEADERS' => 1,
                         'AC_DEFINE_TRACE_LITERAL' => 1,
+                        'AM_POT_TOOLS' => 1,
                         'm4_include' => 1,
                         '_AM_COND_ELSE' => 1,
                         'AC_SUBST_TRACE' => 1
                       }
+                    ], 'Autom4te::Request' ),
+             bless( [
+                      '3',
+                      1,
+                      [
+                        '/usr/share/autoconf'
+                      ],
+                      [
+                        '/usr/share/autoconf/autoconf/autoconf.m4f',
+                        '-',
+                        '/usr/share/aclocal-1.13/internal/ac-config-macro-dirs.m4',
+                        '/usr/share/aclocal-1.13/amversion.m4',
+                        '/usr/share/aclocal-1.13/auxdir.m4',
+                        '/usr/share/aclocal-1.13/cond.m4',
+                        '/usr/share/aclocal-1.13/depend.m4',
+                        '/usr/share/aclocal-1.13/depout.m4',
+                        '/usr/share/aclocal-1.13/init.m4',
+                        '/usr/share/aclocal-1.13/install-sh.m4',
+                        '/usr/share/aclocal-1.13/lead-dot.m4',
+                        '/usr/share/aclocal-1.13/make.m4',
+                        '/usr/share/aclocal-1.13/missing.m4',
+                        '/usr/share/aclocal-1.13/options.m4',
+                        '/usr/share/aclocal-1.13/runlog.m4',
+                        '/usr/share/aclocal-1.13/sanity.m4',
+                        '/usr/share/aclocal-1.13/silent.m4',
+                        '/usr/share/aclocal-1.13/strip.m4',
+                        '/usr/share/aclocal-1.13/substnot.m4',
+                        '/usr/share/aclocal-1.13/tar.m4',
+                        'configure.ac'
+                      ],
+                      {
+                        'm4_pattern_forbid' => 1,
+                        'AM_SET_CURRENT_AUTOMAKE_VERSION' => 1,
+                        '_AM_SET_OPTION' => 1,
+                        'AC_DEFUN' => 1,
+                        'AM_INIT_AUTOMAKE' => 1,
+                        'AM_AUTOMAKE_VERSION' => 1,
+                        'AM_MISSING_HAS_RUN' => 1,
+                        'AM_SUBST_NOTMAKE' => 1,
+                        'AM_MISSING_PROG' => 1,
+                        'AM_OUTPUT_DEPENDENCY_COMMANDS' => 1,
+                        'AC_DEFUN_ONCE' => 1,
+                        '_AM_CONFIG_MACRO_DIRS' => 1,
+                        'AM_PROG_INSTALL_STRIP' => 1,
+                        '_m4_warn' => 1,
+                        'AM_SANITY_CHECK' => 1,
+                        'AM_SILENT_RULES' => 1,
+                        'include' => 1,
+                        '_AM_PROG_TAR' => 1,
+                        'AM_AUX_DIR_EXPAND' => 1,
+                        'AM_DEP_TRACK' => 1,
+                        '_AM_SET_OPTIONS' => 1,
+                        '_AM_OUTPUT_DEPENDENCY_COMMANDS' => 1,
+                        'AM_RUN_LOG' => 1,
+                        'AC_CONFIG_MACRO_DIR' => 1,
+                        '_AM_IF_OPTION' => 1,
+                        '_AM_SUBST_NOTMAKE' => 1,
+                        'm4_pattern_allow' => 1,
+                        '_AM_AUTOCONF_VERSION' => 1,
+                        '_AM_MANGLE_OPTION' => 1,
+                        'AM_CONDITIONAL' => 1,
+                        'AM_SET_LEADING_DOT' => 1,
+                        'AC_CONFIG_MACRO_DIR_TRACE' => 1,
+                        'AM_SET_DEPDIR' => 1,
+                        '_AM_DEPENDENCIES' => 1,
+                        'm4_include' => 1,
+                        'AM_PROG_INSTALL_SH' => 1,
+                        '_AC_AM_CONFIG_HEADER_HOOK' => 1,
+                        'AU_DEFUN' => 1,
+                        'AM_MAKE_INCLUDE' => 1
+                      }
                     ], 'Autom4te::Request' )
            );
 
diff --git a/autom4te.cache/traces.2 b/autom4te.cache/traces.2
index a2b05b94..3550b567 100644
--- a/autom4te.cache/traces.2
+++ b/autom4te.cache/traces.2
@@ -6,7 +6,7 @@ m4trace:configure.ac:1: -1- m4_pattern_allow([^AS_FLAGS$])
 m4trace:configure.ac:1: -1- m4_pattern_forbid([^_?m4_])
 m4trace:configure.ac:1: -1- m4_pattern_forbid([^dnl$])
 m4trace:configure.ac:1: -1- m4_pattern_forbid([^_?AS_])
-m4trace:configure.ac:1: -1- AC_SUBST([SHELL], [${CONFIG_SHELL-/bin/sh}])
+m4trace:configure.ac:1: -1- AC_SUBST([SHELL])
 m4trace:configure.ac:1: -1- AC_SUBST_TRACE([SHELL])
 m4trace:configure.ac:1: -1- m4_pattern_allow([^SHELL$])
 m4trace:configure.ac:1: -1- AC_SUBST([PATH_SEPARATOR])
@@ -27,6 +27,9 @@ m4trace:configure.ac:1: -1- m4_pattern_allow([^PACKAGE_STRING$])
 m4trace:configure.ac:1: -1- AC_SUBST([PACKAGE_BUGREPORT], [m4_ifdef([AC_PACKAGE_BUGREPORT], ['AC_PACKAGE_BUGREPORT'])])
 m4trace:configure.ac:1: -1- AC_SUBST_TRACE([PACKAGE_BUGREPORT])
 m4trace:configure.ac:1: -1- m4_pattern_allow([^PACKAGE_BUGREPORT$])
+m4trace:configure.ac:1: -1- AC_SUBST([PACKAGE_URL], [m4_ifdef([AC_PACKAGE_URL],       ['AC_PACKAGE_URL'])])
+m4trace:configure.ac:1: -1- AC_SUBST_TRACE([PACKAGE_URL])
+m4trace:configure.ac:1: -1- m4_pattern_allow([^PACKAGE_URL$])
 m4trace:configure.ac:1: -1- AC_SUBST([exec_prefix], [NONE])
 m4trace:configure.ac:1: -1- AC_SUBST_TRACE([exec_prefix])
 m4trace:configure.ac:1: -1- m4_pattern_allow([^exec_prefix$])
@@ -98,23 +101,27 @@ m4trace:configure.ac:1: -1- m4_pattern_allow([^mandir$])
 m4trace:configure.ac:1: -1- AC_DEFINE_TRACE_LITERAL([PACKAGE_NAME])
 m4trace:configure.ac:1: -1- m4_pattern_allow([^PACKAGE_NAME$])
 m4trace:configure.ac:1: -1- AH_OUTPUT([PACKAGE_NAME], [/* Define to the full name of this package. */
-#undef PACKAGE_NAME])
+@%:@undef PACKAGE_NAME])
 m4trace:configure.ac:1: -1- AC_DEFINE_TRACE_LITERAL([PACKAGE_TARNAME])
 m4trace:configure.ac:1: -1- m4_pattern_allow([^PACKAGE_TARNAME$])
 m4trace:configure.ac:1: -1- AH_OUTPUT([PACKAGE_TARNAME], [/* Define to the one symbol short name of this package. */
-#undef PACKAGE_TARNAME])
+@%:@undef PACKAGE_TARNAME])
 m4trace:configure.ac:1: -1- AC_DEFINE_TRACE_LITERAL([PACKAGE_VERSION])
 m4trace:configure.ac:1: -1- m4_pattern_allow([^PACKAGE_VERSION$])
 m4trace:configure.ac:1: -1- AH_OUTPUT([PACKAGE_VERSION], [/* Define to the version of this package. */
-#undef PACKAGE_VERSION])
+@%:@undef PACKAGE_VERSION])
 m4trace:configure.ac:1: -1- AC_DEFINE_TRACE_LITERAL([PACKAGE_STRING])
 m4trace:configure.ac:1: -1- m4_pattern_allow([^PACKAGE_STRING$])
 m4trace:configure.ac:1: -1- AH_OUTPUT([PACKAGE_STRING], [/* Define to the full name and version of this package. */
-#undef PACKAGE_STRING])
+@%:@undef PACKAGE_STRING])
 m4trace:configure.ac:1: -1- AC_DEFINE_TRACE_LITERAL([PACKAGE_BUGREPORT])
 m4trace:configure.ac:1: -1- m4_pattern_allow([^PACKAGE_BUGREPORT$])
 m4trace:configure.ac:1: -1- AH_OUTPUT([PACKAGE_BUGREPORT], [/* Define to the address where bug reports for this package should be sent. */
-#undef PACKAGE_BUGREPORT])
+@%:@undef PACKAGE_BUGREPORT])
+m4trace:configure.ac:1: -1- AC_DEFINE_TRACE_LITERAL([PACKAGE_URL])
+m4trace:configure.ac:1: -1- m4_pattern_allow([^PACKAGE_URL$])
+m4trace:configure.ac:1: -1- AH_OUTPUT([PACKAGE_URL], [/* Define to the home page for this package. */
+@%:@undef PACKAGE_URL])
 m4trace:configure.ac:1: -1- AC_SUBST([DEFS])
 m4trace:configure.ac:1: -1- AC_SUBST_TRACE([DEFS])
 m4trace:configure.ac:1: -1- m4_pattern_allow([^DEFS$])
@@ -142,7 +149,7 @@ m4trace:configure.ac:1: -1- m4_pattern_allow([^target_alias$])
 m4trace:configure.ac:5: -1- AC_CONFIG_AUX_DIR([config])
 m4trace:configure.ac:7: -1- AM_INIT_AUTOMAKE([subdir-objects])
 m4trace:configure.ac:7: -1- m4_pattern_allow([^AM_[A-Z]+FLAGS$])
-m4trace:configure.ac:7: -1- AM_AUTOMAKE_VERSION([1.11.1])
+m4trace:configure.ac:7: -1- AM_AUTOMAKE_VERSION([1.13.4])
 m4trace:configure.ac:7: -1- AC_REQUIRE_AUX_FILE([install-sh])
 m4trace:configure.ac:7: -1- AC_SUBST([INSTALL_PROGRAM])
 m4trace:configure.ac:7: -1- AC_SUBST_TRACE([INSTALL_PROGRAM])
@@ -169,11 +176,11 @@ m4trace:configure.ac:7: -1- m4_pattern_allow([^VERSION$])
 m4trace:configure.ac:7: -1- AC_DEFINE_TRACE_LITERAL([PACKAGE])
 m4trace:configure.ac:7: -1- m4_pattern_allow([^PACKAGE$])
 m4trace:configure.ac:7: -1- AH_OUTPUT([PACKAGE], [/* Name of package */
-#undef PACKAGE])
+@%:@undef PACKAGE])
 m4trace:configure.ac:7: -1- AC_DEFINE_TRACE_LITERAL([VERSION])
 m4trace:configure.ac:7: -1- m4_pattern_allow([^VERSION$])
 m4trace:configure.ac:7: -1- AH_OUTPUT([VERSION], [/* Version number of package */
-#undef VERSION])
+@%:@undef VERSION])
 m4trace:configure.ac:7: -1- AC_REQUIRE_AUX_FILE([missing])
 m4trace:configure.ac:7: -1- AC_SUBST([ACLOCAL])
 m4trace:configure.ac:7: -1- AC_SUBST_TRACE([ACLOCAL])
@@ -203,7 +210,7 @@ m4trace:configure.ac:7: -1- AC_REQUIRE_AUX_FILE([install-sh])
 m4trace:configure.ac:7: -1- AC_SUBST([MKDIR_P])
 m4trace:configure.ac:7: -1- AC_SUBST_TRACE([MKDIR_P])
 m4trace:configure.ac:7: -1- m4_pattern_allow([^MKDIR_P$])
-m4trace:configure.ac:7: -1- AC_SUBST([mkdir_p], ["$MKDIR_P"])
+m4trace:configure.ac:7: -1- AC_SUBST([mkdir_p], ['$(MKDIR_P)'])
 m4trace:configure.ac:7: -1- AC_SUBST_TRACE([mkdir_p])
 m4trace:configure.ac:7: -1- m4_pattern_allow([^mkdir_p$])
 m4trace:configure.ac:7: -1- AC_SUBST([AWK])
@@ -215,7 +222,7 @@ m4trace:configure.ac:7: -1- m4_pattern_allow([^SET_MAKE$])
 m4trace:configure.ac:7: -1- AC_SUBST([am__leading_dot])
 m4trace:configure.ac:7: -1- AC_SUBST_TRACE([am__leading_dot])
 m4trace:configure.ac:7: -1- m4_pattern_allow([^am__leading_dot$])
-m4trace:configure.ac:7: -1- AC_SUBST([AMTAR])
+m4trace:configure.ac:7: -1- AC_SUBST([AMTAR], ['$${TAR-tar}'])
 m4trace:configure.ac:7: -1- AC_SUBST_TRACE([AMTAR])
 m4trace:configure.ac:7: -1- m4_pattern_allow([^AMTAR$])
 m4trace:configure.ac:7: -1- AC_SUBST([am__tar])
@@ -224,6 +231,22 @@ m4trace:configure.ac:7: -1- m4_pattern_allow([^am__tar$])
 m4trace:configure.ac:7: -1- AC_SUBST([am__untar])
 m4trace:configure.ac:7: -1- AC_SUBST_TRACE([am__untar])
 m4trace:configure.ac:7: -1- m4_pattern_allow([^am__untar$])
+m4trace:configure.ac:7: -1- AM_SILENT_RULES
+m4trace:configure.ac:7: -1- AC_SUBST([AM_V])
+m4trace:configure.ac:7: -1- AC_SUBST_TRACE([AM_V])
+m4trace:configure.ac:7: -1- m4_pattern_allow([^AM_V$])
+m4trace:configure.ac:7: -1- _AM_SUBST_NOTMAKE([AM_V])
+m4trace:configure.ac:7: -1- AC_SUBST([AM_DEFAULT_V])
+m4trace:configure.ac:7: -1- AC_SUBST_TRACE([AM_DEFAULT_V])
+m4trace:configure.ac:7: -1- m4_pattern_allow([^AM_DEFAULT_V$])
+m4trace:configure.ac:7: -1- _AM_SUBST_NOTMAKE([AM_DEFAULT_V])
+m4trace:configure.ac:7: -1- AC_SUBST([AM_DEFAULT_VERBOSITY])
+m4trace:configure.ac:7: -1- AC_SUBST_TRACE([AM_DEFAULT_VERBOSITY])
+m4trace:configure.ac:7: -1- m4_pattern_allow([^AM_DEFAULT_VERBOSITY$])
+m4trace:configure.ac:7: -1- AC_SUBST([AM_BACKSLASH])
+m4trace:configure.ac:7: -1- AC_SUBST_TRACE([AM_BACKSLASH])
+m4trace:configure.ac:7: -1- m4_pattern_allow([^AM_BACKSLASH$])
+m4trace:configure.ac:7: -1- _AM_SUBST_NOTMAKE([AM_BACKSLASH])
 m4trace:configure.ac:9: -1- AC_SUBST([FC])
 m4trace:configure.ac:9: -1- AC_SUBST_TRACE([FC])
 m4trace:configure.ac:9: -1- m4_pattern_allow([^FC$])
@@ -249,16 +272,6 @@ m4trace:configure.ac:9: -1- AC_SUBST([OBJEXT], [$ac_cv_objext])
 m4trace:configure.ac:9: -1- AC_SUBST_TRACE([OBJEXT])
 m4trace:configure.ac:9: -1- m4_pattern_allow([^OBJEXT$])
 m4trace:configure.ac:10: -1- AC_FC_FREEFORM
-m4trace:configure.ac:11: -1- AC_REQUIRE_AUX_FILE([install-sh])
-m4trace:configure.ac:11: -1- AC_SUBST([INSTALL_PROGRAM])
-m4trace:configure.ac:11: -1- AC_SUBST_TRACE([INSTALL_PROGRAM])
-m4trace:configure.ac:11: -1- m4_pattern_allow([^INSTALL_PROGRAM$])
-m4trace:configure.ac:11: -1- AC_SUBST([INSTALL_SCRIPT])
-m4trace:configure.ac:11: -1- AC_SUBST_TRACE([INSTALL_SCRIPT])
-m4trace:configure.ac:11: -1- m4_pattern_allow([^INSTALL_SCRIPT$])
-m4trace:configure.ac:11: -1- AC_SUBST([INSTALL_DATA])
-m4trace:configure.ac:11: -1- AC_SUBST_TRACE([INSTALL_DATA])
-m4trace:configure.ac:11: -1- m4_pattern_allow([^INSTALL_DATA$])
 m4trace:configure.ac:12: -1- AC_CONFIG_FILES([Makefile src/Makefile])
 m4trace:configure.ac:12: -1- _m4_warn([obsolete], [AC_OUTPUT should be used without arguments.
 You should run autoupdate.], [])
diff --git a/build/config.log b/build/config.log
index be9a9c09..aee5cb70 100644
--- a/build/config.log
+++ b/build/config.log
@@ -2,21 +2,21 @@ This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by Cratered Terrain Evolution Model configure 1.1, which was
-generated by GNU Autoconf 2.63.  Invocation command line was
+generated by GNU Autoconf 2.69.  Invocation command line was
 
-  $ ../configure 
+  $ ../configure --no-create --no-recursion
 
 ## --------- ##
 ## Platform. ##
 ## --------- ##
 
-hostname = arbre.eaps.purdue.edu
+hostname = darnell
 uname -m = x86_64
-uname -r = 2.6.32-504.3.3.el6.x86_64
+uname -r = 3.10.0-327.36.3.el7.x86_64
 uname -s = Linux
-uname -v = #1 SMP Fri Dec 12 16:05:43 EST 2014
+uname -v = #1 SMP Mon Oct 24 16:09:20 UTC 2016
 
-/usr/bin/uname -p = unknown
+/usr/bin/uname -p = x86_64
 /bin/uname -X     = unknown
 
 /bin/arch              = x86_64
@@ -27,194 +27,35 @@ uname -v = #1 SMP Fri Dec 12 16:05:43 EST 2014
 /usr/bin/oslevel       = unknown
 /bin/universe          = unknown
 
-PATH: /home/campus/daminton/bin
-PATH: /opt/intel/composer_xe_2011_sp1.7.256/bin/intel64
-PATH: /home/campus/daminton/bin
-PATH: /opt/intel/composer_xe_2011_sp1.7.256/bin/intel64
 PATH: /usr/lib64/qt-3.3/bin
 PATH: /usr/local/bin
 PATH: /usr/bin
 PATH: /bin
-PATH: /opt/pgi/linux86-64/12.4/bin
-PATH: /opt/EPD/bin
-PATH: /opt/idl/idl/bin
-PATH: /opt/CPS/current/bin
-PATH: /usr/X11R6/bin
-PATH: /usr/site/eas/bin
-PATH: /opt/intel/composer_xe_2011_sp1.7.256/mpirt/bin/intel64
-PATH: /opt/pgi/linux86-64/12.4/bin
-PATH: /opt/EPD/bin
-PATH: /opt/idl/idl/bin
-PATH: /opt/CPS/current/bin
-PATH: /opt/intel/composer_xe_2011_sp1.7.256/mpirt/bin/intel64
+PATH: /usr/local/sbin
+PATH: /usr/sbin
+PATH: /home/jimrich/.local/bin
+PATH: /home/jimrich/bin
 
 
 ## ----------- ##
 ## Core tests. ##
 ## ----------- ##
 
-configure:1811: checking for a BSD-compatible install
-configure:1879: result: /usr/bin/install -c
-configure:1890: checking whether build environment is sane
+configure:1816: checking for a BSD-compatible install
+configure:1884: result: /usr/bin/install -c
+configure:1895: checking whether build environment is sane
 configure:1950: result: yes
-configure:2091: checking for a thread-safe mkdir -p
-configure:2130: result: /bin/mkdir -p
-configure:2143: checking for gawk
-configure:2159: found /usr/bin/gawk
-configure:2170: result: gawk
-configure:2181: checking whether make sets $(MAKE)
-configure:2203: result: yes
-configure:2343: checking for ifort
-configure:2359: found /opt/intel/composer_xe_2011_sp1.7.256/bin/intel64/ifort
-configure:2370: result: ifort
-configure:2396: checking for Fortran compiler version
-configure:2404: ifort --version >&5
-ifort (IFORT) 12.1.0 20111011
-Copyright (C) 1985-2011 Intel Corporation.  All rights reserved.
-
-configure:2408: $? = 0
-configure:2415: ifort -v >&5
-ifort version 12.1.0
-configure:2419: $? = 0
-configure:2426: ifort -V >&5
-Intel(R) Fortran Intel(R) 64 Compiler XE for applications running on Intel(R) 64, Version 12.1.1.256 Build 20111011
-Copyright (C) 1985-2011 Intel Corporation.  All rights reserved.
-
-configure:2430: $? = 0
-configure:2444: checking for Fortran compiler default output file name
-configure:2466: ifort    conftest.f  >&5
-configure:2470: $? = 0
-configure:2508: result: a.out
-configure:2527: checking whether the Fortran compiler works
-configure:2537: ./a.out
-configure:2541: $? = 0
-configure:2560: result: yes
-configure:2567: checking whether we are cross compiling
-configure:2569: result: no
-configure:2572: checking for suffix of executables
-configure:2579: ifort -o conftest    conftest.f  >&5
-configure:2583: $? = 0
-configure:2609: result: 
-configure:2615: checking for suffix of object files
-configure:2631: ifort -c   conftest.f >&5
-configure:2635: $? = 0
-configure:2660: result: o
-configure:2668: checking whether we are using the GNU Fortran compiler
-configure:2687: ifort -c   conftest.F >&5
-conftest.F(3): error #5082: Syntax error, found END-OF-STATEMENT when expecting one of: ( % [ : . = =>
-       choke me
----------------^
-conftest.F(3): error #6218: This statement is positioned incorrectly and/or has syntax errors.
-       choke me
----------------^
-compilation aborted for conftest.F (code 1)
-configure:2694: $? = 1
-configure: failed program was:
-|       program main
-| #ifndef __GNUC__
-|        choke me
-| #endif
-| 
-|       end
-configure:2711: result: no
-configure:2717: checking whether ifort accepts -g
-configure:2734: ifort -c -g  conftest.f >&5
-configure:2741: $? = 0
-configure:2757: result: yes
-configure:2785: checking for Fortran flag needed to allow free-form source
-configure:2810: ifort -c   conftest.f >&5
-conftest.f(2): error #5149: Illegal character in statement label field  [p]
-  program freeform
---^
-conftest.f(2): error #5149: Illegal character in statement label field  [r]
-  program freeform
----^
-conftest.f(2): error #5149: Illegal character in statement label field  [o]
-  program freeform
-----^
-conftest.f(2): error #5118: First statement in file must not be continued
-  program freeform
------^
-conftest.f(2): error #5082: Syntax error, found END-OF-STATEMENT when expecting one of: ( % [ : . = =>
-  program freeform
-------------------^
-conftest.f(4): error #5082: Syntax error, found '&' when expecting one of: ( <IDENTIFIER> <CHAR_CON_KIND_PARAM> <CHAR_NAM_KIND_PARAM> <CHARACTER_CONSTANT> <INTEGER_CONSTANT> ...
-       print *, 'Hello ', &
---------------------------^
-conftest.f(5): error #5082: Syntax error, found END-OF-STATEMENT when expecting one of: (
-           'world.'
--------------------^
-conftest.f(5): error #6235: Executable statements are invalid within the BLOCK DATA unit.
-           'world.'
------------^
-compilation aborted for conftest.f (code 1)
-configure:2817: $? = 1
-configure: failed program was:
-| 
-|   program freeform
-|        ! FIXME: how to best confuse non-freeform compilers?
-|        print *, 'Hello ', &
-|            'world.'
-|        end
-configure:2810: ifort -c  -ffree-form  conftest.f >&5
-ifort: command line warning #10006: ignoring unknown option '-ffree-form'
-conftest.f(2): error #5149: Illegal character in statement label field  [p]
-  program freeform
---^
-conftest.f(2): error #5149: Illegal character in statement label field  [r]
-  program freeform
----^
-conftest.f(2): error #5149: Illegal character in statement label field  [o]
-  program freeform
-----^
-conftest.f(2): error #5118: First statement in file must not be continued
-  program freeform
------^
-conftest.f(2): error #5082: Syntax error, found END-OF-STATEMENT when expecting one of: ( % [ : . = =>
-  program freeform
-------------------^
-conftest.f(4): error #5082: Syntax error, found '&' when expecting one of: ( <IDENTIFIER> <CHAR_CON_KIND_PARAM> <CHAR_NAM_KIND_PARAM> <CHARACTER_CONSTANT> <INTEGER_CONSTANT> ...
-       print *, 'Hello ', &
---------------------------^
-conftest.f(5): error #5082: Syntax error, found END-OF-STATEMENT when expecting one of: (
-           'world.'
--------------------^
-conftest.f(5): error #6235: Executable statements are invalid within the BLOCK DATA unit.
-           'world.'
------------^
-compilation aborted for conftest.f (code 1)
-configure:2817: $? = 1
-configure: failed program was:
-| 
-|   program freeform
-|        ! FIXME: how to best confuse non-freeform compilers?
-|        print *, 'Hello ', &
-|            'world.'
-|        end
-configure:2810: ifort -c  -FR  conftest.f >&5
-configure:2817: $? = 0
-configure:2836: result: -FR
-configure:2867: checking for a BSD-compatible install
-configure:2935: result: /usr/bin/install -c
-configure:3094: creating ./config.status
-
-## ---------------------- ##
-## Running config.status. ##
-## ---------------------- ##
-
-This file was extended by Cratered Terrain Evolution Model config.status 1.1, which was
-generated by GNU Autoconf 2.63.  Invocation command line was
-
-  CONFIG_FILES    = 
-  CONFIG_HEADERS  = 
-  CONFIG_LINKS    = 
-  CONFIG_COMMANDS = 
-  $ ./config.status 
-
-on arbre.eaps.purdue.edu
-
-config.status:670: creating Makefile
-config.status:670: creating src/Makefile
+configure:1988: WARNING: 'missing' script is too old or missing
+configure:2101: checking for a thread-safe mkdir -p
+configure:2140: result: /usr/bin/mkdir -p
+configure:2147: checking for gawk
+configure:2163: found /usr/bin/gawk
+configure:2174: result: gawk
+configure:2185: checking whether make sets $(MAKE)
+configure:2207: result: yes
+configure:2236: checking whether make supports nested variables
+configure:2253: result: yes
+configure:2270: error: source directory already configured; run "make distclean" there first
 
 ## ---------------- ##
 ## Cache variables. ##
@@ -234,34 +75,34 @@ ac_cv_env_host_alias_set=
 ac_cv_env_host_alias_value=
 ac_cv_env_target_alias_set=
 ac_cv_env_target_alias_value=
-ac_cv_fc_compiler_gnu=no
-ac_cv_fc_freeform=-FR
-ac_cv_objext=o
 ac_cv_path_install='/usr/bin/install -c'
-ac_cv_path_mkdir=/bin/mkdir
+ac_cv_path_mkdir=/usr/bin/mkdir
 ac_cv_prog_AWK=gawk
-ac_cv_prog_ac_ct_FC=ifort
-ac_cv_prog_fc_g=yes
 ac_cv_prog_make_make_set=yes
+am_cv_make_support_nested_variables=yes
 
 ## ----------------- ##
 ## Output variables. ##
 ## ----------------- ##
 
-ACLOCAL='${SHELL} /home/campus/daminton/work/CTEM/SVN/CTEM/trunk/config/missing --run aclocal-1.11'
-AMTAR='${SHELL} /home/campus/daminton/work/CTEM/SVN/CTEM/trunk/config/missing --run tar'
-AUTOCONF='${SHELL} /home/campus/daminton/work/CTEM/SVN/CTEM/trunk/config/missing --run autoconf'
-AUTOHEADER='${SHELL} /home/campus/daminton/work/CTEM/SVN/CTEM/trunk/config/missing --run autoheader'
-AUTOMAKE='${SHELL} /home/campus/daminton/work/CTEM/SVN/CTEM/trunk/config/missing --run automake-1.11'
+ACLOCAL=''
+AMTAR=''
+AM_BACKSLASH='\'
+AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
+AM_DEFAULT_VERBOSITY='1'
+AM_V='$(V)'
+AUTOCONF=''
+AUTOHEADER=''
+AUTOMAKE=''
 AWK='gawk'
-CYGPATH_W='echo'
-DEFS='-DPACKAGE_NAME=\"Cratered\ Terrain\ Evolution\ Model\" -DPACKAGE_TARNAME=\"CTEM\" -DPACKAGE_VERSION=\"1.1\" -DPACKAGE_STRING=\"Cratered\ Terrain\ Evolution\ Model\ 1.1\" -DPACKAGE_BUGREPORT=\"David\ Minton\ \<daminton@purdue.edu\>\ ,\ James\ Richardson\ \<jerichardsonjr@me.com\>\" -DPACKAGE=\"CTEM\" -DVERSION=\"1.1\"'
+CYGPATH_W=''
+DEFS=''
 ECHO_C=''
 ECHO_N='-n'
 ECHO_T=''
 EXEEXT=''
-FC='ifort'
-FCFLAGS=' -FR'
+FC=''
+FCFLAGS=''
 INSTALL_DATA='${INSTALL} -m 644'
 INSTALL_PROGRAM='${INSTALL}'
 INSTALL_SCRIPT='${INSTALL}'
@@ -270,48 +111,49 @@ LDFLAGS=''
 LIBOBJS=''
 LIBS=''
 LTLIBOBJS=''
-MAKEINFO='${SHELL} /home/campus/daminton/work/CTEM/SVN/CTEM/trunk/config/missing --run makeinfo'
-MKDIR_P='/bin/mkdir -p'
-OBJEXT='o'
-PACKAGE='CTEM'
+MAKEINFO=''
+MKDIR_P='/usr/bin/mkdir -p'
+OBJEXT=''
+PACKAGE=''
 PACKAGE_BUGREPORT='David Minton <daminton@purdue.edu> , James Richardson <jerichardsonjr@me.com>'
 PACKAGE_NAME='Cratered Terrain Evolution Model'
 PACKAGE_STRING='Cratered Terrain Evolution Model 1.1'
 PACKAGE_TARNAME='CTEM'
+PACKAGE_URL=''
 PACKAGE_VERSION='1.1'
 PATH_SEPARATOR=':'
 SET_MAKE=''
 SHELL='/bin/sh'
 STRIP=''
-VERSION='1.1'
-ac_ct_FC='ifort'
+VERSION=''
+ac_ct_FC=''
 am__EXEEXT_FALSE=''
-am__EXEEXT_TRUE='#'
+am__EXEEXT_TRUE=''
 am__isrc=' -I$(srcdir)'
 am__leading_dot='.'
-am__tar='${AMTAR} chof - "$$tardir"'
-am__untar='${AMTAR} xf -'
+am__tar=''
+am__untar=''
 bindir='${exec_prefix}/bin'
 build_alias=''
 datadir='${datarootdir}'
 datarootdir='${prefix}/share'
 docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
 dvidir='${docdir}'
-exec_prefix='${prefix}'
+exec_prefix='NONE'
 host_alias=''
 htmldir='${docdir}'
 includedir='${prefix}/include'
 infodir='${datarootdir}/info'
-install_sh='${SHELL} /home/campus/daminton/work/CTEM/SVN/CTEM/trunk/config/install-sh'
+install_sh='${SHELL} /export/project/b/CTEM/trunk/config/install-sh'
 libdir='${exec_prefix}/lib'
 libexecdir='${exec_prefix}/libexec'
 localedir='${datarootdir}/locale'
 localstatedir='${prefix}/var'
 mandir='${datarootdir}/man'
-mkdir_p='/bin/mkdir -p'
+mkdir_p=''
 oldincludedir='/usr/include'
 pdfdir='${docdir}'
-prefix='/usr/local'
+prefix='NONE'
 program_transform_name='s,x,x,'
 psdir='${docdir}'
 sbindir='${exec_prefix}/sbin'
@@ -323,12 +165,12 @@ target_alias=''
 ## confdefs.h. ##
 ## ----------- ##
 
+/* confdefs.h */
 #define PACKAGE_NAME "Cratered Terrain Evolution Model"
 #define PACKAGE_TARNAME "CTEM"
 #define PACKAGE_VERSION "1.1"
 #define PACKAGE_STRING "Cratered Terrain Evolution Model 1.1"
 #define PACKAGE_BUGREPORT "David Minton <daminton@purdue.edu> , James Richardson <jerichardsonjr@me.com>"
-#define PACKAGE "CTEM"
-#define VERSION "1.1"
+#define PACKAGE_URL ""
 
-configure: exit 0
+configure: exit 1
diff --git a/configure b/configure
index fbbd40df..e1500a00 100755
--- a/configure
+++ b/configure
@@ -1797,7 +1797,7 @@ ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 
 
 
-am__api_version='1.15'
+am__api_version='1.13'
 
 # Find a good install program.  We prefer a C program (faster),
 # so one script is as good as another.  But avoid the broken or
@@ -1969,8 +1969,8 @@ test "$program_suffix" != NONE &&
 ac_script='s/[\\$]/&&/g;s/;s,x,x,$//'
 program_transform_name=`$as_echo "$program_transform_name" | sed "$ac_script"`
 
-# Expand $ac_aux_dir to an absolute path.
-am_aux_dir=`cd "$ac_aux_dir" && pwd`
+# expand $ac_aux_dir to an absolute path
+am_aux_dir=`cd $ac_aux_dir && pwd`
 
 if test x"${MISSING+set}" != xset; then
   case $am_aux_dir in
@@ -1989,7 +1989,7 @@ else
 $as_echo "$as_me: WARNING: 'missing' script is too old or missing" >&2;}
 fi
 
-if test x"${install_sh+set}" != xset; then
+if test x"${install_sh}" != xset; then
   case $am_aux_dir in
   *\ * | *\	*)
     install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
@@ -2317,8 +2317,8 @@ MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
 # <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
 mkdir_p='$(MKDIR_P)'
 
-# We need awk for the "check" target (and possibly the TAP driver).  The
-# system "awk" is bad on some platforms.
+# We need awk for the "check" target.  The system "awk" is bad on
+# some platforms.
 # Always define AMTAR for backward compatibility.  Yes, it's still used
 # in the wild :-(  We should find a proper way to deprecate it ...
 AMTAR='$${TAR-tar}'
@@ -2334,48 +2334,6 @@ am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'
 
 
 
-# POSIX will say in a future version that running "rm -f" with no argument
-# is OK; and we want to be able to make that assumption in our Makefile
-# recipes.  So use an aggressive probe to check that the usage we want is
-# actually supported "in the wild" to an acceptable degree.
-# See automake bug#10828.
-# To make any issue more visible, cause the running configure to be aborted
-# by default if the 'rm' program in use doesn't match our expectations; the
-# user can still override this though.
-if rm -f && rm -fr && rm -rf; then : OK; else
-  cat >&2 <<'END'
-Oops!
-
-Your 'rm' program seems unable to run without file operands specified
-on the command line, even when the '-f' option is present.  This is contrary
-to the behaviour of most rm programs out there, and not conforming with
-the upcoming POSIX standard: <http://austingroupbugs.net/view.php?id=542>
-
-Please tell bug-automake@gnu.org about your system, including the value
-of your $PATH and any error possibly output before this message.  This
-can help us improve future automake versions.
-
-END
-  if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then
-    echo 'Configuration will proceed anyway, since you have set the' >&2
-    echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2
-    echo >&2
-  else
-    cat >&2 <<'END'
-Aborting the configuration process, to ensure you take notice of the issue.
-
-You can download and install GNU coreutils to get an 'rm' implementation
-that behaves properly: <http://www.gnu.org/software/coreutils/>.
-
-If you want to complete the configuration process using your problematic
-'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM
-to "yes", and re-run configure.
-
-END
-    as_fn_error $? "Your 'rm' program is bad, sorry." "$LINENO" 5
-  fi
-fi
-
 ac_ext=${ac_fc_srcext-f}
 ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
 ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
diff --git a/src/Makefile.am b/src/Makefile.am
index 05fb81ff..4a882894 100755
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -87,7 +87,6 @@ init/init_regolith_stack.f90\
 init/init_porosity_stack.f90\
 seismic/seismic_shake.f90\
 seismic/seismic_distance.f90\
-seismic/seismic_table_define.f90\
 seismic/seismic_kdiff_func.f90\
 regolith/regolith_circle_sector_func.f90\
 regolith/regolith_cubic_func.f90\
diff --git a/src/Makefile.in b/src/Makefile.in
index 41ebee77..c1eb1c59 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.15 from Makefile.am.
+# Makefile.in generated by automake 1.13.4 from Makefile.am.
 # @configure_input@
 
-# Copyright (C) 1994-2014 Free Software Foundation, Inc.
+# Copyright (C) 1994-2013 Free Software Foundation, Inc.
 
 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -15,17 +15,7 @@
 @SET_MAKE@
 
 VPATH = @srcdir@
-am__is_gnu_make = { \
-  if test -z '$(MAKELEVEL)'; then \
-    false; \
-  elif test -n '$(MAKE_HOST)'; then \
-    true; \
-  elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \
-    true; \
-  else \
-    false; \
-  fi; \
-}
+am__is_gnu_make = test -n '$(MAKEFILE_LIST)' && test -n '$(MAKELEVEL)'
 am__make_running_with_option = \
   case $${target_option-} in \
       ?) ;; \
@@ -88,11 +78,11 @@ PRE_UNINSTALL = :
 POST_UNINSTALL = :
 bin_PROGRAMS = CTEM$(EXEEXT)
 subdir = src
+DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/Makefile.am
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 	$(ACLOCAL_M4)
-DIST_COMMON = $(srcdir)/Makefile.am $(am__DIST_COMMON)
 mkinstalldirs = $(install_sh) -d
 CONFIG_CLEAN_FILES =
 CONFIG_CLEAN_VPATH_FILES =
@@ -111,16 +101,19 @@ am_CTEM_OBJECTS = globals/module_globals.$(OBJEXT) \
 	util/util_search.$(OBJEXT) util/util_rootbracketed.$(OBJEXT) \
 	util/util_diffusion_solver.$(OBJEXT) \
 	util/util_area_intersection.$(OBJEXT) \
-	util/util_poisson.$(OBJEXT) io/io_read_const.$(OBJEXT) \
-	io/io_get_token.$(OBJEXT) io/io_input.$(OBJEXT) \
-	io/io_read_prod.$(OBJEXT) io/io_read_vdist.$(OBJEXT) \
-	io/io_read_surf.$(OBJEXT) io/io_read_regotrack.$(OBJEXT) \
+	util/util_poisson.$(OBJEXT) util/util_pop.$(OBJEXT) \
+	util/util_push.$(OBJEXT) util/util_traverse_pop.$(OBJEXT) \
+	util/util_destroy_list.$(OBJEXT) util/util_init_list.$(OBJEXT) \
+	io/io_read_const.$(OBJEXT) io/io_get_token.$(OBJEXT) \
+	io/io_input.$(OBJEXT) io/io_read_prod.$(OBJEXT) \
+	io/io_read_regotrack.$(OBJEXT) io/io_read_porotrack.$(OBJEXT) \
+	io/io_read_vdist.$(OBJEXT) io/io_read_surf.$(OBJEXT) \
 	io/io_ejecta_table.$(OBJEXT) io/io_write_dist.$(OBJEXT) \
 	io/io_write_tally.$(OBJEXT) io/io_write_surf.$(OBJEXT) \
 	io/io_write_const.$(OBJEXT) io/io_write_regotrack.$(OBJEXT) \
-	io/io_crater_profile.$(OBJEXT) io/io_updatePbar.$(OBJEXT) \
-	io/io_resetPbar.$(OBJEXT) io/io_splash.$(OBJEXT) \
-	ejecta/ejecta_emplace.$(OBJEXT) \
+	io/io_write_porotrack.$(OBJEXT) io/io_crater_profile.$(OBJEXT) \
+	io/io_updatePbar.$(OBJEXT) io/io_resetPbar.$(OBJEXT) \
+	io/io_splash.$(OBJEXT) ejecta/ejecta_emplace.$(OBJEXT) \
 	ejecta/ejecta_blanket.$(OBJEXT) \
 	ejecta/ejecta_blanket_func.$(OBJEXT) \
 	ejecta/ejecta_thickness.$(OBJEXT) \
@@ -139,36 +132,34 @@ am_CTEM_OBJECTS = globals/module_globals.$(OBJEXT) \
 	crater/crater_record.$(OBJEXT) \
 	crater/crater_tally_true.$(OBJEXT) \
 	crater/crater_tally_observed.$(OBJEXT) \
-	crater/crater_tally_calibrated_count.$(OBJEXT) \
 	crater/crater_slope_collapse.$(OBJEXT) \
 	crater/crater_soften.$(OBJEXT) \
+	crater/crater_soften_accumulate.$(OBJEXT) \
 	crater/crater_subpixel_diffusion.$(OBJEXT) \
-	crater/crater_make_list.$(OBJEXT) init/init_domain.$(OBJEXT) \
-	init/init_dist.$(OBJEXT) init/init_surf.$(OBJEXT) \
-	init/init_regolith_stack.$(OBJEXT) \
-	init/init_regolith_parab.$(OBJEXT) \
+	crater/crater_make_list.$(OBJEXT) \
+	crater/crater_critical_slope.$(OBJEXT) \
+	init/init_domain.$(OBJEXT) init/init_dist.$(OBJEXT) \
+	init/init_surf.$(OBJEXT) init/init_regolith_stack.$(OBJEXT) \
+	init/init_porosity_stack.$(OBJEXT) \
 	seismic/seismic_shake.$(OBJEXT) \
 	seismic/seismic_distance.$(OBJEXT) \
-	seismic/seismic_table_define.$(OBJEXT) \
 	seismic/seismic_kdiff_func.$(OBJEXT) \
 	regolith/regolith_circle_sector_func.$(OBJEXT) \
 	regolith/regolith_cubic_func.$(OBJEXT) \
 	regolith/regolith_melt_func.$(OBJEXT) \
 	regolith/regolith_melt_fraction.$(OBJEXT) \
 	regolith/regolith_melt_zone.$(OBJEXT) \
-	regolith/regolith_pop.$(OBJEXT) \
-	regolith/regolith_push.$(OBJEXT) \
 	regolith/regolith_quadratic_func.$(OBJEXT) \
 	regolith/regolith_quartic_func.$(OBJEXT) \
 	regolith/regolith_mix.$(OBJEXT) \
-	regolith/regolith_mix_porous_regime.$(OBJEXT) \
+	regolith/regolith_depth_model.$(OBJEXT) \
 	regolith/regolith_streamtube.$(OBJEXT) \
 	regolith/regolith_streamtube_head.$(OBJEXT) \
 	regolith/regolith_streamtube_lineseg.$(OBJEXT) \
 	regolith/regolith_subpixel_streamtube.$(OBJEXT) \
 	regolith/regolith_transport.$(OBJEXT) \
-	regolith/regolith_traverse_pop.$(OBJEXT) \
 	regolith/regolith_traverse_streamtube.$(OBJEXT) \
+	regolith/regolith_subcrater_mix.$(OBJEXT) \
 	porosity/porosity_form_interior.$(OBJEXT) main/CTEM.$(OBJEXT)
 CTEM_OBJECTS = $(am_CTEM_OBJECTS)
 CTEM_LDADD = $(LDADD)
@@ -223,7 +214,6 @@ am__define_uniq_tagged_files = \
   done | $(am__uniquify_input)`
 ETAGS = etags
 CTAGS = ctags
-am__DIST_COMMON = $(srcdir)/Makefile.in
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 ACLOCAL = @ACLOCAL@
 AMTAR = @AMTAR@
@@ -305,12 +295,13 @@ top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 #ifort optimized flags
-#AM_FCFLAGS =  -O3 -openmp -parallel -xHost -ipo -assume byterecl -m64 -heap-arrays -FR
+#AM_FCFLAGS =  -O3 -openmp -parallel -xHost -ipo -assume byterecl -m64 -heap-arrays -FR 
+#AM_FCFLAGS =  -O3 -openmp -parallel -assume byterecl -m64 -heap-arrays -FR 
 #ifort debug flags
-#AM_FCFLAGS = -O0 -p -g -openmp -debug all -traceback -CB
+#AM_FCFLAGS = -O3 -p -g -openmp -debug all -traceback -CB -assume byterecl -m64 -heap-arrays -FR
 
 #gfortran optimized flags
-AM_FCFLAGS = -O3 -fopenmp -ffree-form
+AM_FCFLAGS = -O3 -fopenmp -ffree-form  -g -fbounds-check -fbacktrace
 #gfortran debug flags
 #AM_FCFLAGS =  -O0 -g -fopenmp -fbounds-check -Wall -Warray-bounds -Warray-temporaries -Wimplicit-interface -ffree-form
 CTEM_SOURCES = globals/module_globals.f90\
@@ -333,19 +324,26 @@ util/util_rootbracketed.f90\
 util/util_diffusion_solver.f90\
 util/util_area_intersection.f90\
 util/util_poisson.f90\
+util/util_pop.f90\
+util/util_push.f90\
+util/util_traverse_pop.f90\
+util/util_destroy_list.f90\
+util/util_init_list.f90\
 io/io_read_const.f90\
 io/io_get_token.f90\
 io/io_input.f90\
 io/io_read_prod.f90\
+io/io_read_regotrack.f90\
+io/io_read_porotrack.f90\
 io/io_read_vdist.f90\
 io/io_read_surf.f90\
-io/io_read_regotrack.f90\
 io/io_ejecta_table.f90\
 io/io_write_dist.f90\
 io/io_write_tally.f90\
 io/io_write_surf.f90\
 io/io_write_const.f90\
 io/io_write_regotrack.f90\
+io/io_write_porotrack.f90\
 io/io_crater_profile.f90\
 io/io_updatePbar.f90\
 io/io_resetPbar.f90\
@@ -370,38 +368,36 @@ crater/crater_form_exterior.f90\
 crater/crater_record.f90\
 crater/crater_tally_true.f90\
 crater/crater_tally_observed.f90\
-crater/crater_tally_calibrated_count.f90\
 crater/crater_slope_collapse.f90\
 crater/crater_soften.f90\
+crater/crater_soften_accumulate.f90\
 crater/crater_subpixel_diffusion.f90\
 crater/crater_make_list.f90\
+crater/crater_critical_slope.f90\
 init/init_domain.f90\
 init/init_dist.f90\
 init/init_surf.f90\
 init/init_regolith_stack.f90\
-init/init_regolith_parab.f90\
+init/init_porosity_stack.f90\
 seismic/seismic_shake.f90\
 seismic/seismic_distance.f90\
-seismic/seismic_table_define.f90\
 seismic/seismic_kdiff_func.f90\
 regolith/regolith_circle_sector_func.f90\
 regolith/regolith_cubic_func.f90\
 regolith/regolith_melt_func.f90\
 regolith/regolith_melt_fraction.f90\
 regolith/regolith_melt_zone.f90\
-regolith/regolith_pop.f90\
-regolith/regolith_push.f90\
 regolith/regolith_quadratic_func.f90\
 regolith/regolith_quartic_func.f90\
 regolith/regolith_mix.f90\
-regolith/regolith_mix_porous_regime.f90\
+regolith/regolith_depth_model.f90\
 regolith/regolith_streamtube.f90\
 regolith/regolith_streamtube_head.f90\
 regolith/regolith_streamtube_lineseg.f90\
 regolith/regolith_subpixel_streamtube.f90\
 regolith/regolith_transport.f90\
-regolith/regolith_traverse_pop.f90\
 regolith/regolith_traverse_streamtube.f90\
+regolith/regolith_subcrater_mix.f90\
 porosity/porosity_form_interior.f90\
 main/CTEM.f90
 
@@ -422,6 +418,7 @@ $(srcdir)/Makefile.in:  $(srcdir)/Makefile.am  $(am__configure_deps)
 	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu src/Makefile'; \
 	$(am__cd) $(top_srcdir) && \
 	  $(AUTOMAKE) --gnu src/Makefile
+.PRECIOUS: Makefile
 Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
 	@case '$?' in \
 	  *config.status*) \
@@ -575,6 +572,16 @@ util/util_area_intersection.$(OBJEXT): util/$(am__dirstamp) \
 	util/$(DEPDIR)/$(am__dirstamp)
 util/util_poisson.$(OBJEXT): util/$(am__dirstamp) \
 	util/$(DEPDIR)/$(am__dirstamp)
+util/util_pop.$(OBJEXT): util/$(am__dirstamp) \
+	util/$(DEPDIR)/$(am__dirstamp)
+util/util_push.$(OBJEXT): util/$(am__dirstamp) \
+	util/$(DEPDIR)/$(am__dirstamp)
+util/util_traverse_pop.$(OBJEXT): util/$(am__dirstamp) \
+	util/$(DEPDIR)/$(am__dirstamp)
+util/util_destroy_list.$(OBJEXT): util/$(am__dirstamp) \
+	util/$(DEPDIR)/$(am__dirstamp)
+util/util_init_list.$(OBJEXT): util/$(am__dirstamp) \
+	util/$(DEPDIR)/$(am__dirstamp)
 io/io_read_const.$(OBJEXT): io/$(am__dirstamp) \
 	io/$(DEPDIR)/$(am__dirstamp)
 io/io_get_token.$(OBJEXT): io/$(am__dirstamp) \
@@ -582,12 +589,14 @@ io/io_get_token.$(OBJEXT): io/$(am__dirstamp) \
 io/io_input.$(OBJEXT): io/$(am__dirstamp) io/$(DEPDIR)/$(am__dirstamp)
 io/io_read_prod.$(OBJEXT): io/$(am__dirstamp) \
 	io/$(DEPDIR)/$(am__dirstamp)
+io/io_read_regotrack.$(OBJEXT): io/$(am__dirstamp) \
+	io/$(DEPDIR)/$(am__dirstamp)
+io/io_read_porotrack.$(OBJEXT): io/$(am__dirstamp) \
+	io/$(DEPDIR)/$(am__dirstamp)
 io/io_read_vdist.$(OBJEXT): io/$(am__dirstamp) \
 	io/$(DEPDIR)/$(am__dirstamp)
 io/io_read_surf.$(OBJEXT): io/$(am__dirstamp) \
 	io/$(DEPDIR)/$(am__dirstamp)
-io/io_read_regotrack.$(OBJEXT): io/$(am__dirstamp) \
-	io/$(DEPDIR)/$(am__dirstamp)
 io/io_ejecta_table.$(OBJEXT): io/$(am__dirstamp) \
 	io/$(DEPDIR)/$(am__dirstamp)
 io/io_write_dist.$(OBJEXT): io/$(am__dirstamp) \
@@ -600,6 +609,8 @@ io/io_write_const.$(OBJEXT): io/$(am__dirstamp) \
 	io/$(DEPDIR)/$(am__dirstamp)
 io/io_write_regotrack.$(OBJEXT): io/$(am__dirstamp) \
 	io/$(DEPDIR)/$(am__dirstamp)
+io/io_write_porotrack.$(OBJEXT): io/$(am__dirstamp) \
+	io/$(DEPDIR)/$(am__dirstamp)
 io/io_crater_profile.$(OBJEXT): io/$(am__dirstamp) \
 	io/$(DEPDIR)/$(am__dirstamp)
 io/io_updatePbar.$(OBJEXT): io/$(am__dirstamp) \
@@ -648,16 +659,18 @@ crater/crater_tally_true.$(OBJEXT): crater/$(am__dirstamp) \
 	crater/$(DEPDIR)/$(am__dirstamp)
 crater/crater_tally_observed.$(OBJEXT): crater/$(am__dirstamp) \
 	crater/$(DEPDIR)/$(am__dirstamp)
-crater/crater_tally_calibrated_count.$(OBJEXT):  \
-	crater/$(am__dirstamp) crater/$(DEPDIR)/$(am__dirstamp)
 crater/crater_slope_collapse.$(OBJEXT): crater/$(am__dirstamp) \
 	crater/$(DEPDIR)/$(am__dirstamp)
 crater/crater_soften.$(OBJEXT): crater/$(am__dirstamp) \
 	crater/$(DEPDIR)/$(am__dirstamp)
+crater/crater_soften_accumulate.$(OBJEXT): crater/$(am__dirstamp) \
+	crater/$(DEPDIR)/$(am__dirstamp)
 crater/crater_subpixel_diffusion.$(OBJEXT): crater/$(am__dirstamp) \
 	crater/$(DEPDIR)/$(am__dirstamp)
 crater/crater_make_list.$(OBJEXT): crater/$(am__dirstamp) \
 	crater/$(DEPDIR)/$(am__dirstamp)
+crater/crater_critical_slope.$(OBJEXT): crater/$(am__dirstamp) \
+	crater/$(DEPDIR)/$(am__dirstamp)
 init/init_domain.$(OBJEXT): init/$(am__dirstamp) \
 	init/$(DEPDIR)/$(am__dirstamp)
 init/init_dist.$(OBJEXT): init/$(am__dirstamp) \
@@ -666,14 +679,12 @@ init/init_surf.$(OBJEXT): init/$(am__dirstamp) \
 	init/$(DEPDIR)/$(am__dirstamp)
 init/init_regolith_stack.$(OBJEXT): init/$(am__dirstamp) \
 	init/$(DEPDIR)/$(am__dirstamp)
-init/init_regolith_parab.$(OBJEXT): init/$(am__dirstamp) \
+init/init_porosity_stack.$(OBJEXT): init/$(am__dirstamp) \
 	init/$(DEPDIR)/$(am__dirstamp)
 seismic/seismic_shake.$(OBJEXT): seismic/$(am__dirstamp) \
 	seismic/$(DEPDIR)/$(am__dirstamp)
 seismic/seismic_distance.$(OBJEXT): seismic/$(am__dirstamp) \
 	seismic/$(DEPDIR)/$(am__dirstamp)
-seismic/seismic_table_define.$(OBJEXT): seismic/$(am__dirstamp) \
-	seismic/$(DEPDIR)/$(am__dirstamp)
 seismic/seismic_kdiff_func.$(OBJEXT): seismic/$(am__dirstamp) \
 	seismic/$(DEPDIR)/$(am__dirstamp)
 regolith/regolith_circle_sector_func.$(OBJEXT):  \
@@ -686,18 +697,14 @@ regolith/regolith_melt_fraction.$(OBJEXT): regolith/$(am__dirstamp) \
 	regolith/$(DEPDIR)/$(am__dirstamp)
 regolith/regolith_melt_zone.$(OBJEXT): regolith/$(am__dirstamp) \
 	regolith/$(DEPDIR)/$(am__dirstamp)
-regolith/regolith_pop.$(OBJEXT): regolith/$(am__dirstamp) \
-	regolith/$(DEPDIR)/$(am__dirstamp)
-regolith/regolith_push.$(OBJEXT): regolith/$(am__dirstamp) \
-	regolith/$(DEPDIR)/$(am__dirstamp)
 regolith/regolith_quadratic_func.$(OBJEXT): regolith/$(am__dirstamp) \
 	regolith/$(DEPDIR)/$(am__dirstamp)
 regolith/regolith_quartic_func.$(OBJEXT): regolith/$(am__dirstamp) \
 	regolith/$(DEPDIR)/$(am__dirstamp)
 regolith/regolith_mix.$(OBJEXT): regolith/$(am__dirstamp) \
 	regolith/$(DEPDIR)/$(am__dirstamp)
-regolith/regolith_mix_porous_regime.$(OBJEXT):  \
-	regolith/$(am__dirstamp) regolith/$(DEPDIR)/$(am__dirstamp)
+regolith/regolith_depth_model.$(OBJEXT): regolith/$(am__dirstamp) \
+	regolith/$(DEPDIR)/$(am__dirstamp)
 regolith/regolith_streamtube.$(OBJEXT): regolith/$(am__dirstamp) \
 	regolith/$(DEPDIR)/$(am__dirstamp)
 regolith/regolith_streamtube_head.$(OBJEXT): regolith/$(am__dirstamp) \
@@ -708,10 +715,10 @@ regolith/regolith_subpixel_streamtube.$(OBJEXT):  \
 	regolith/$(am__dirstamp) regolith/$(DEPDIR)/$(am__dirstamp)
 regolith/regolith_transport.$(OBJEXT): regolith/$(am__dirstamp) \
 	regolith/$(DEPDIR)/$(am__dirstamp)
-regolith/regolith_traverse_pop.$(OBJEXT): regolith/$(am__dirstamp) \
-	regolith/$(DEPDIR)/$(am__dirstamp)
 regolith/regolith_traverse_streamtube.$(OBJEXT):  \
 	regolith/$(am__dirstamp) regolith/$(DEPDIR)/$(am__dirstamp)
+regolith/regolith_subcrater_mix.$(OBJEXT): regolith/$(am__dirstamp) \
+	regolith/$(DEPDIR)/$(am__dirstamp)
 porosity/porosity_form_interior.$(OBJEXT): porosity/$(am__dirstamp) \
 	porosity/$(DEPDIR)/$(am__dirstamp)
 main/$(am__dirstamp):
@@ -972,8 +979,6 @@ uninstall-am: uninstall-binPROGRAMS
 	ps ps-am tags tags-am uninstall uninstall-am \
 	uninstall-binPROGRAMS
 
-.PRECIOUS: Makefile
-
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
diff --git a/src/globals/module_globals.f90 b/src/globals/module_globals.f90
index a72a6173..9218e5fc 100644
--- a/src/globals/module_globals.f90
+++ b/src/globals/module_globals.f90
@@ -56,7 +56,7 @@ module module_globals
 real(DP),parameter :: COOKIESIZE = 3.0_DP      ! Relative size of old crater to new crater that cookie cutting is applied
                                                ! Only craters smaller than COOKIESIZE times the new crater are cookie cut
 real(DP),parameter :: ALPHA = 0.125_DP
-real(DP),parameter  :: DISEJB = 100.0_DP       ! The extent of discontinuous ejecta in the unit of crater radii. It is used in ejecta_table_define.f90
+real(DP),parameter  :: DISEJB = 50.0_DP       ! The extent of discontinuous ejecta in the unit of crater radii. It is used in ejecta_table_define.f90
 
 type regodatatype 
    real(DP) :: thickness
@@ -98,6 +98,7 @@ module module_globals
    real(DP) :: ejdis               ! ejecta max distance
    real(DP) :: ejrim               ! ejecta height at crater rim
    real(DP) :: cxexp,cxtran        ! simple to complex scaling parameters
+   real(DP) :: kdiffterm, saccelterm ! seismic diffusion and accelleration terms
    ! Pixel domain properties
    integer(I4B) :: xlpx,ylpx       ! Crater center in pixels
    integer(I4B) :: fcratpx,fradpx,rimdispx,ejdispx
@@ -157,6 +158,7 @@ module module_globals
    real(DP)          :: prho      ! Projectile density
    character(STRMAX) :: sfdfile   ! Name of size distribution file
    character(STRMAX) :: velfile   ! Name of velocity distribution file
+   real(DP) :: seisk,cohaccel      ! seismic keff, cohesion breaking acceleration
    
    ! Optional input variables
    logical           :: docollapse ! Set T to use the slope collapse model (turning off speeds up the code for testing)
@@ -274,8 +276,8 @@ module module_globals
 !real(DP),parameter :: CT = KT * 1.0077158813689795507466256218613060723322903283648264_DP ! KT * (PI*THIRD)**(SIXTH) 
 real(DP),parameter :: CT = KT * (PI*THIRD)**(SIXTH) 
 real(DP),parameter :: DDRATIO = 0.19_DP        ! ?
-real(DP),parameter :: RDRATIO = 0.040_DP       ! Rim height to diameter ratio
-real(DP),parameter :: RIMDROP = 10.00_DP        ! Power law index for rim profile 
+real(DP),parameter :: RDRATIO = 0.030_DP       ! Rim height to diameter ratio
+real(DP),parameter :: RIMDROP = 4.20_DP        ! Power law index for rim profile 
 real(DP),parameter :: RIMFAC = 1.5_DP          ! ?
 real(DP),parameter :: TRSIM = 1.25_DP          ! ?
 real(DP),parameter :: EXFAC = 0.1_DP           ! Excavation depth relative to transient crater diameter
@@ -297,7 +299,14 @@ module module_globals
 !#real(DP) :: SOFTEN_FACTOR = 0.60_DP   ! Extra per crater diffusion constant
 !real(DP),parameter :: SOFTEN_SLOPE = 1.3_DP    ! Extra per crater diffusion power law slope
 
-
-
+! Seismic shaking parameters
+real(DP),parameter :: SEISFREQ = 20.0_DP    ! seismic wave frequency
+real(DP),parameter :: SHEFF = 0.00639_DP    ! linear proportionality constant
+real(DP),parameter :: QFAC = 1.80_DP        ! seismic quality factor exponent
+real(DP),parameter :: NFAC = 0.294_DP       ! impact efficiency exponent
+real(DP),parameter :: PFAC = 0.809_DP       ! impactor diameter exponent
+real(DP),parameter :: VFAC = 0.485_DP       ! impactor velocity exponent
+real(DP),parameter :: GFAC = 0.487_DP       ! gravitational acceleration exponent
+real(DP),parameter :: DFAC = 0.556_DP       ! impact distance exponent
 
 end module module_globals
diff --git a/src/init/init_domain.f90 b/src/init/init_domain.f90
index 281cead9..fa6b3cfe 100644
--- a/src/init/init_domain.f90
+++ b/src/init/init_domain.f90
@@ -24,7 +24,7 @@ subroutine init_domain(user,crater,domain,prod,pdist,vdist,crtscl,nflux)
    implicit none
 
    ! Arguments
-   type(usertype),intent(in)                       :: user
+   type(usertype),intent(inout)                    :: user
    type(cratertype),intent(inout)                  :: crater
    type(domaintype),intent(inout)                  :: domain
    real(DP),dimension(:,:),intent(inout)           :: prod,vdist
@@ -74,6 +74,10 @@ subroutine init_domain(user,crater,domain,prod,pdist,vdist,crtscl,nflux)
       crater%cxtran = SIMCOMKI*(user%gaccel**SIMCOMPI)
    end select
 
+   ! Preliminary seismic property calculations
+   user%seisk = THIRD * user%tvel * user%tfrac
+   user%cohaccel = user%regcoh / user%trho_r
+
    ! Now we build an idealized production population
    domain%initialize = .true.
 
diff --git a/src/seismic/module_seismic.f90 b/src/seismic/module_seismic.f90
index 6c897c21..061c2869 100644
--- a/src/seismic/module_seismic.f90
+++ b/src/seismic/module_seismic.f90
@@ -27,7 +27,7 @@ end subroutine seismic_shake
    end interface
 
    interface
-      subroutine seismic_distance(user,domain,crater,seisdis,maxhits,firstrun)
+      subroutine seismic_distance(user,domain,crater,seisdis,maxhits)
       use module_globals
       implicit none
       type(usertype),intent(in) :: user
@@ -35,34 +35,17 @@ subroutine seismic_distance(user,domain,crater,seisdis,maxhits,firstrun)
       type(cratertype),intent(in) :: crater
       real(DP),intent(out) :: seisdis
       integer(I4B),intent(out) :: maxhits
-      logical,intent(inout) :: firstrun
       end subroutine seismic_distance
    end interface
 
    interface
-      subroutine seismic_table_define(user,domain,crater,srim,totdiff,diffmax,srng,kdifflim,diffcnt,firstrun)
-      use module_globals
-      implicit none
-      type(usertype),intent(in) :: user
-      type(domaintype),intent(in) :: domain
-      type(cratertype),intent(in) :: crater
-      real(DP),intent(in) :: srim,totdiff,diffmax
-      integer(I4B),intent(out) :: diffcnt
-      integer(I4B),dimension(:),allocatable,intent(out) :: srng
-      real(DP),dimension(:),allocatable,intent(out) :: kdifflim
-      logical,intent(inout) :: firstrun
-      end subroutine seismic_table_define
-   end interface
-
-   interface
-      function seismic_kdiff_func(user,crater,lrad,gratio,firstrun,invflag) result(kdiff)
+      function seismic_kdiff_func(user,crater,lrad,gratio,invflag) result(kdiff)
       use module_globals
       implicit none
       type(usertype),intent(in) :: user
       type(cratertype),intent(in) :: crater
       real(DP),intent(in) :: lrad
       real(DP),intent(out) :: gratio
-      logical,intent(inout) :: firstrun
       logical,intent(in) :: invflag
       real(DP) :: kdiff
       end function seismic_kdiff_func
diff --git a/src/seismic/seismic_distance.f90 b/src/seismic/seismic_distance.f90
index 60de06e3..9363f92e 100644
--- a/src/seismic/seismic_distance.f90
+++ b/src/seismic/seismic_distance.f90
@@ -16,7 +16,7 @@
 !  Notes       :  
 !
 !**********************************************************************************************************************************
-subroutine seismic_distance(user,domain,crater,seisdis,maxhits,firstrun)
+subroutine seismic_distance(user,domain,crater,seisdis,maxhits)
    use module_globals
    use module_seismic, EXCEPT_THIS_ONE => seismic_distance
    implicit none
@@ -27,7 +27,6 @@ subroutine seismic_distance(user,domain,crater,seisdis,maxhits,firstrun)
    type(cratertype),intent(in) :: crater
    real(DP),intent(out) :: seisdis
    integer(I4B),intent(out) :: maxhits
-   logical,intent(inout) :: firstrun
    
    ! Internal variables
    real(DP) :: kdiff,startpnt,endpnt,rngdel,gratio,kdiffcalc
@@ -37,7 +36,7 @@ subroutine seismic_distance(user,domain,crater,seisdis,maxhits,firstrun)
 
    ! Executable Code
    kdiff = domain%small
-   seisdis = seismic_kdiff_func(user,crater,kdiff,gratio,firstrun,invflag=.true.)
+   seisdis = seismic_kdiff_func(user,crater,kdiff,gratio,invflag=.true.)
    if (gratio <= 1._DP) then
       startpnt = crater%rad
       endpnt = seisdis
@@ -46,7 +45,7 @@ subroutine seismic_distance(user,domain,crater,seisdis,maxhits,firstrun)
          rngdel = endpnt - startpnt
          if (abs(rngdel / startpnt) <= tol) exit
          seisdis = startpnt + (rngdel * 0.5_DP)
-         kdiffcalc = seismic_kdiff_func(user,crater,seisdis,gratio,firstrun,invflag=.false.)
+         kdiffcalc = seismic_kdiff_func(user,crater,seisdis,gratio,invflag=.false.)
          if (gratio < 0.1_DP) then
             endpnt = seisdis
          else
@@ -60,7 +59,7 @@ subroutine seismic_distance(user,domain,crater,seisdis,maxhits,firstrun)
             rngdel = endpnt - startpnt
             if (abs(rngdel / startpnt) <= tol) exit
             seisdis = startpnt + (rngdel * 0.5_DP)
-            kdiffcalc = seismic_kdiff_func(user,crater,seisdis,gratio,firstrun,invflag=.false.)
+            kdiffcalc = seismic_kdiff_func(user,crater,seisdis,gratio,invflag=.false.)
             if (kdiffcalc < kdiff) then
                endpnt = seisdis
             else
diff --git a/src/seismic/seismic_kdiff_func.f90 b/src/seismic/seismic_kdiff_func.f90
index 452d0921..ade02ae0 100644
--- a/src/seismic/seismic_kdiff_func.f90
+++ b/src/seismic/seismic_kdiff_func.f90
@@ -16,7 +16,7 @@
 !  Notes       :  
 !
 !**********************************************************************************************************************************
-function seismic_kdiff_func(user,crater,var,gratio,firstrun,invflag) result(ans)
+function seismic_kdiff_func(user,crater,var,gratio,invflag) result(ans)
    use module_globals
    use module_seismic, EXCEPT_THIS_ONE => seismic_kdiff_func
    implicit none
@@ -24,76 +24,35 @@ function seismic_kdiff_func(user,crater,var,gratio,firstrun,invflag) result(ans)
    ! Arguments
    type(usertype),intent(in) :: user
    type(cratertype),intent(in) :: crater
-   real(DP),intent(in) :: var ! kdiff when invflag is false and lrad if invflag is true
    real(DP),intent(out) :: gratio
-   logical,intent(inout) :: firstrun
    logical,intent(in) :: invflag
-   real(DP) :: ans ! lrad when invflag is false and kdiff if invflag is true
+   real(DP),intent(in) :: var ! kdiff when invflag is true and lrad if invflag is false
 
+   ! returned value
+   real(DP) :: ans ! lrad when invflag is true and kdiff if invflag is false
    
    ! Internal variables
    real(DP) :: attenl,saccel,lrad,kdiff
-   real(DP),save :: seisk,kdiffterm,saccelterm,cohaccel
    !real(DP) :: rat,lcirc,lang
 
-   ! Seismic parameters
-   real(DP),parameter :: SEISFREQ = 20.0_DP    ! seismic wave frequency
-   real(DP),parameter :: SHEFF = 0.15_DP  ! seismic diffusion distance factor
-   real(DP),parameter :: QFAC = 1.80_DP  ! seismic diffusion distance factor
-   real(DP),parameter :: NFAC = 0.25_DP  ! seismic diffusion distance factor
-   real(DP),parameter :: IMPFAC = 0.75_DP  ! seismic diffusion impactor diameter factor
-   real(DP),parameter :: KSFAC = 0.30_DP  ! seismic diffusion impactor diameter factor
-
    ! Executable Code
 
-   ! find acceleration
-   if (firstrun) then
-      seisk = THIRD * user%tvel * user%tfrac
-      cohaccel = user%regcoh / user%trho_r
-      kdiffterm = SHEFF * (user%seisq**QFAC) * (user%neff**NFAC) * (crater%imp**IMPFAC) * sqrt(crater%impvel) * sqrt(user%gaccel)
-      kdiffterm = kdiffterm / (seisk**KSFAC)
-      saccelterm = user%neff * user%prho * (crater%impvel**2) * (SEISFREQ**2) * (crater%imp**3)
-      firstrun = .false.
-   end if
-
    ! Calculate gratio
-   if (invflag) then ! calculate the inverse function, without the gratio falloff factor
+   if (invflag) then ! calculate the inverse function, without the gratio falloff
       kdiff = var
-
-      !lcirc = (kdiffterm/kdiff)**(1._DP/distfac)
-      !rat = lcirc/(2*user%trad)
-      !if (abs(rat)<=1._DP) then
-      !   lang = 2*asin(rat)
-      !else
-      !   lang = sign(PI,rat)
-      !end if
-      !lrad = user%trad * lang
-
-      lrad = (kdiffterm / (kdiff + VSMALL))**2
+      lrad = (crater%kdiffterm / (kdiff + VSMALL))**(1._DP/DFAC)
       ans = lrad
-
-      attenl = exp((-2 * SEISFREQ * (lrad**2)) / (seisk * PI * user%seisq))
-      saccel = saccelterm * attenl
+      attenl = exp((-2 * SEISFREQ * (lrad**2)) / (user%seisk * PI * user%seisq))
+      saccel = crater%saccelterm * attenl
       saccel = (PI / SQRT3) * sqrt(abs(saccel / (user%trho_b * (lrad**2))))
-      gratio = 0.1_DP * (max(saccel-cohaccel, 0._DP) / user%gaccel)
+      gratio = 0.1_DP * (max(saccel-user%cohaccel, 0._DP) / user%gaccel)
    else
       lrad = var
-      kdiff = kdiffterm / (sqrt(lrad) + VSMALL)
-
-      !lang = lrad / user%trad
-      !lcirc = 2*user%trad*dsin(0.5_DP*lang)
-
-      ! find downslope diffusion
-      !kdiff = kdiffterm / (lcirc**distfac + VSMALL)
-
-      ! Calculate gratio
-      !attenl = exp((-2*SEISFREQ*(lcirc**2))/(seisk*PI*user%seisq))
-      !saccel = (PI/SQRT3)*sqrt(abs(saccel/(user%trho_b*(lcirc**2))))
-
-      attenl = exp((-2 * SEISFREQ * (lrad**2)) / (seisk * PI * user%seisq))
-      saccel = saccelterm * attenl
+      kdiff = crater%kdiffterm / ((lrad + VSMALL)**DFAC)
+      attenl = exp((-2 * SEISFREQ * (lrad**2)) / (user%seisk * PI * user%seisq))
+      saccel = crater%saccelterm * attenl
       saccel = (PI/SQRT3) * sqrt(abs(saccel / (user%trho_b * (lrad**2))))
-      gratio = 0.1_DP * (max(saccel-cohaccel, 0._DP) / user%gaccel)
+      gratio = 0.1_DP * (max(saccel-user%cohaccel, 0._DP) / user%gaccel)
       ans = kdiff*min(sqrt(gratio),1._DP)
    end if
 
diff --git a/src/seismic/seismic_shake.f90 b/src/seismic/seismic_shake.f90
index 57e275f3..a482c451 100644
--- a/src/seismic/seismic_shake.f90
+++ b/src/seismic/seismic_shake.f90
@@ -31,7 +31,7 @@ subroutine seismic_shake(user,surf,crater,domain)
    type(domaintype),intent(in) :: domain
    
    ! Internal variables
-   real(DP) :: totdiff,lradsq,fradsq,gratio,xp,yp,seisdis
+   real(DP) :: totdiff,lradsq,radsq,gratio,xp,yp,seisdis
    integer(I4B) :: iradsq
    integer(I4B) :: i,j,inc,incsq,xpi,ypi
    integer(I4B) :: maxhits
@@ -45,14 +45,18 @@ subroutine seismic_shake(user,surf,crater,domain)
 
    ! Some preliminary setup
 
+   ! find seismic constant terms for this crater
+      crater%kdiffterm = SHEFF * (user%seisq**QFAC) * (user%neff**NFAC) * (crater%imp**PFAC)
+      crater%kdiffterm = crater%kdiffterm * (crater%impvel**VFAC) * (user%gaccel**GFAC)
+      crater%saccelterm = user%neff * user%prho * (crater%impvel**2) * (SEISFREQ**2) * (crater%imp**3)
+
    !  find acceleration ratio at the crater rim
-   firstrun=.true.
-   totdiff = seismic_kdiff_func(user,crater,crater%frad,gratio,firstrun,invflag=.false.)
+   totdiff = seismic_kdiff_func(user,crater,crater%frad,gratio,invflag=.false.)
 
    ! apply seismic diffusion if magnitude is great enough
    if (totdiff < domain%small) return
 
-   call seismic_distance(user,domain,crater,seisdis,maxhits,firstrun)
+   call seismic_distance(user,domain,crater,seisdis,maxhits)
 
    !     report to screen
    if (seisdis / user%pix > (user%gridsize/2)) then
@@ -69,14 +73,14 @@ subroutine seismic_shake(user,surf,crater,domain)
 
    crater%maxinc = max(crater%maxinc,inc)
    incsq = inc**2
-   fradsq = crater%frad**2
+   radsq = crater%rad**2
 
    allocate(indarray(2,-inc:inc,-inc:inc))
    allocate(cumulative_elchange(-inc:inc,-inc:inc))
    allocate(kdiff(-inc:inc,-inc:inc))
 
    !$OMP PARALLEL DO DEFAULT(PRIVATE) IF(inc > INCPAR) &
-   !$OMP SHARED(user,crater,inc,incsq,indarray,fradsq,kdiff) 
+   !$OMP SHARED(user,crater,inc,incsq,indarray,radsq,kdiff) 
    do j = -inc,inc 
       do i = -inc,inc
          ! find distance from crater center
@@ -87,7 +91,7 @@ subroutine seismic_shake(user,surf,crater,domain)
          ! Find distance from crater center to current pixel center in real space
          xp = xpi * user%pix
          yp = ypi * user%pix
-         
+
          lradsq = (crater%xl - xp)**2 + (crater%yl - yp)**2
 
          ! periodic boundary conditions
@@ -96,8 +100,10 @@ subroutine seismic_shake(user,surf,crater,domain)
          indarray(1,i,j) = xpi
          indarray(2,i,j) = ypi
 
-         if ((iradsq <= incsq) .and. (lradsq >= fradsq)) then
-            kdiff(i,j) = seismic_kdiff_func(user,crater,sqrt(lradsq),gratio,firstrun,invflag=.false.) 
+         if ((iradsq <= incsq) .and. (lradsq >= radsq)) then
+            kdiff(i,j) = seismic_kdiff_func(user,crater,sqrt(lradsq),gratio,invflag=.false.)
+         else if (lradsq < radsq) then
+            kdiff(i,j) = seismic_kdiff_func(user,crater,sqrt(radsq),gratio,invflag=.false.)
          else
             kdiff(i,j) = 0.0_DP
          end if
@@ -105,7 +111,7 @@ subroutine seismic_shake(user,surf,crater,domain)
    end do
    !$OMP END PARALLEL DO
 
-   call util_diffusion_solver(user,surf,2 * inc + 1,indarray,kdiff,cumulative_elchange,maxhits)         
+   call util_diffusion_solver(user,surf,2 * inc + 1,indarray,kdiff,cumulative_elchange,maxhits)
     
    ! Add the total diffusion to the layers
    do j=-inc,inc
diff --git a/src/seismic/seismic_table_define.f90 b/src/seismic/seismic_table_define.f90
deleted file mode 100644
index e4cc4396..00000000
--- a/src/seismic/seismic_table_define.f90
+++ /dev/null
@@ -1,91 +0,0 @@
-!**********************************************************************************************************************************
-!
-!  Unit Name   : seismic_table_define
-!  Unit Type   : subroutine
-!  Project     : CTEM
-!  Language    : Fortran 2003
-!
-!  Description : Implements seismic shaking for a given crater
-!
-!  Input
-!    Arguments : 
-!
-!  Output
-!    Arguments : 
-! 
-!  Notes       :  
-!
-!**********************************************************************************************************************************
-subroutine seismic_table_define(user,domain,crater,srim,totdiff,diffmax,srng,kdifflim,diffcnt,firstrun)
-   use module_globals
-   use module_seismic, EXCEPT_THIS_ONE => seismic_table_define
-   implicit none
-
-   ! Arguments
-   type(usertype),intent(in) :: user
-   type(domaintype),intent(in) :: domain
-   type(cratertype),intent(in) :: crater
-   real(DP),intent(in) :: srim,diffmax,totdiff
-   integer(I4B),intent(out) :: diffcnt
-   integer(I4B),dimension(:),allocatable,intent(out) :: srng
-   real(DP),dimension(:),allocatable,intent(out) :: kdifflim
-   logical,intent(inout) :: firstrun
-   
-   ! Internal variables
-   real(DP) :: kdiff,lrad,startpnt,endpnt,rngdel,gratio,kdiffcalc,difflim
-   integer(I4B) :: srngmul,i,loop,seisdis,maxcnt
-   integer(I4B),parameter :: maxloop = 10000000
-   real(DP),parameter :: tol = 1e-12_DP
-
-   ! Executable Code
-   kdiff = domain%small
-   do i=1,maxloop
-      lrad = seismic_kdiff_func(user,crater,kdiff,gratio,firstrun,invflag=.true.)
-      if (gratio <= 1._DP) then
-         startpnt = srim
-         endpnt = lrad
-         kdiffcalc = 0._DP
-         do loop=1,maxloop
-            rngdel = endpnt - startpnt
-            if (abs(rngdel/startpnt) <= tol) exit
-            lrad = startpnt + (rngdel * 0.5_DP)
-            kdiffcalc = seismic_kdiff_func(user,crater,lrad,gratio,firstrun,invflag=.false.)
-            if (gratio < 0.1_DP) then
-               endpnt = lrad
-            else
-               startpnt = lrad
-            endif
-         end do
-         if (kdiffcalc < kdiff) then
-            startpnt = srim
-            endpnt = lrad
-            do loop=1,maxloop
-               rngdel = endpnt - startpnt
-               if (abs(rngdel / startpnt) <= tol) exit
-               lrad = startpnt + (rngdel*0.5_DP)
-               kdiffcalc = seismic_kdiff_func(user,crater,lrad,gratio,firstrun,invflag=.false.)
-               if (kdiffcalc < kdiff) then
-                  endpnt = lrad
-               else
-                  startpnt = lrad
-               endif
-            end do
-         endif 
-         !kdiff = kdiffcalc
-      end if
-      seisdis = int(lrad/user%pix) + 1
-      srngmul = (1 + (seisdis/(user%gridsize/2)))**2
-      difflim = diffmax/srngmul
-      if (i==1) then
-         maxcnt = int(min(totdiff/difflim,real(huge(maxcnt)-1,kind=DP)) )+ 1
-         allocate(srng(maxcnt))
-         allocate(kdifflim(maxcnt))
-      end if
-      kdiff = kdiff + difflim
-      srng(i) = seisdis
-      kdifflim(i) = difflim
-      diffcnt = i
-      if (kdiff > totdiff) exit
-   end do 
-   return
-   end subroutine seismic_table_define