diff --git a/.gitignore b/.gitignore
index c57ae923..107137ec 100644
--- a/.gitignore
+++ b/.gitignore
@@ -210,6 +210,22 @@ doc/RELEASE
 /unit/unit.plg
 /unit/x64
 
+# backup files
+*~
+
+# autotools
+aclocal.m4
+configure
+Makefile.in
+autom4te.cache/
+config/
+m4/libtool.m4
+m4/ltoptions.m4
+m4/ltsugar.m4
+m4/ltversion.m4
+m4/lt~obsolete.m4
+
+
 # builds (folders beginning with _ (underscore)
 **/_*/**
 **/.vshistory/**
diff --git a/bootstrap b/bootstrap
index fd20873c..99c07dd1 100755
--- a/bootstrap
+++ b/bootstrap
@@ -12,8 +12,10 @@ if [ ! -f doc/NOTICE ];then
   cd ..
 fi
 
-if [ ! -f doc/phreeqc3.chm ];then
-  svn export http://internalbrr.cr.usgs.gov/svn_GW/phreeqc3/trunk/HTMLversion/phreeqc3.chm doc/phreeqc3.chm
+if [ ! -f /doc/html ];then
+  cd doc
+  doxygen
+  cd ..
 fi
 
 if [ ! -f doc/README ];then
diff --git a/configure.ac b/configure.ac
index 28fff2f9..66f9dc65 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,8 +1,8 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_PREREQ([2.61])
-AC_INIT([IPhreeqc], [3.3.4-10475], [charlton@usgs.gov])
+AC_PREREQ([2.71])
+AC_INIT([IPhreeqc], [3.7.6-16410], [charlton@usgs.gov])
 AC_CONFIG_AUX_DIR([config])
 AC_CONFIG_MACRO_DIR([m4])
 
@@ -25,13 +25,12 @@ AC_PROG_INSTALL
 AC_PROG_LN_S
 AC_PROG_MAKE_SET
 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
-AC_PROG_LIBTOOL
+LT_INIT
 
 # Check if the iphreeqc fortran module is enabled
 AC_MSG_CHECKING([whether to enable the IPhreeqc Fortran module])
 AC_ARG_ENABLE([fortran-module],
-     [AC_HELP_STRING([--enable-fortran-module],
-                     [enable the IPhreeqc Fortran module @<:@default=yes@:>@])],
+     [AS_HELP_STRING([--enable-fortran-module],[enable the IPhreeqc Fortran module @<:@default=yes@:>@])],
      [IPQ_FORTRAN_MODULE=$enableval],
      [IPQ_FORTRAN_MODULE=yes])
 
@@ -46,8 +45,7 @@ AM_CONDITIONAL([FORTRAN_MODULE], [test "X$IPQ_FORTRAN_MODULE" = "Xyes"])
 # Check if the fortran test should be included
 AC_MSG_CHECKING([whether to enable the IPhreeqc Fortran test])
 AC_ARG_ENABLE([fortran-test],
-     [AC_HELP_STRING([--enable-fortran-test],
-                     [enable the IPhreeqc Fortran test @<:@default=no@:>@])],
+     [AS_HELP_STRING([--enable-fortran-test],[enable the IPhreeqc Fortran test @<:@default=no@:>@])],
      [IPQ_FORTRAN=$enableval],
      [IPQ_FORTRAN=no])
 
@@ -89,25 +87,22 @@ AC_FUNC_REALLOC
 AC_FUNC_STRTOD
 
 # libc functions
-AC_CHECK_FUNCS([memmove], , AC_ERROR([memmove not found in libc]))
-AC_CHECK_FUNCS([memset],  , AC_ERROR([memset not found in libc]))
-AC_CHECK_FUNCS([strchr],  , AC_ERROR([strchr not found in libc]))
-AC_CHECK_FUNCS([strcspn], , AC_ERROR([strcspn not found in libc]))
-AC_CHECK_FUNCS([strtol],  , AC_ERROR([strtol not found in libc]))
+AC_CHECK_FUNCS([memmove], , AC_MSG_ERROR(memmove not found in libc))
+AC_CHECK_FUNCS([memset],  , AC_MSG_ERROR(memset not found in libc))
+AC_CHECK_FUNCS([strchr],  , AC_MSG_ERROR(strchr not found in libc))
+AC_CHECK_FUNCS([strcspn], , AC_MSG_ERROR(strcspn not found in libc))
+AC_CHECK_FUNCS([strtol],  , AC_MSG_ERROR(strtol not found in libc))
 
 # libm functions
-AC_CHECK_FUNCS([floor],   , AC_CHECK_LIB(m, floor, , AC_ERROR([cannot find floor])) )
-AC_CHECK_FUNCS([pow],     , AC_CHECK_LIB(m, pow,   , AC_ERROR([cannot find pow])) )
-AC_CHECK_FUNCS([sqrt],    , AC_CHECK_LIB(m, sqrt,  , AC_ERROR([cannot find sqrt])) )
+AC_CHECK_FUNCS([floor],   , AC_CHECK_LIB(m, floor, , AC_MSG_ERROR(cannot find floor)) )
+AC_CHECK_FUNCS([pow],     , AC_CHECK_LIB(m, pow,   , AC_MSG_ERROR(cannot find pow)) )
+AC_CHECK_FUNCS([sqrt],    , AC_CHECK_LIB(m, sqrt,  , AC_MSG_ERROR(cannot find sqrt)) )
 
 # isfinite
 AC_LANG_PUSH(C++)
 AC_CACHE_CHECK([for isfinite], ac_cv_isfinite,
- [AC_TRY_LINK([#include <math.h>],
- [double x; int y; y = isfinite(x);],
- ac_cv_isfinite=yes,
- ac_cv_isfinite=no
-)])
+ [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[double x; int y; y = isfinite(x);]])],[ac_cv_isfinite=yes],[ac_cv_isfinite=no
+])])
 if test x"$ac_cv_isfinite" = x"yes"; then
   AC_DEFINE(HAVE_ISFINITE, [], [Has isfinite])
 fi
@@ -116,11 +111,8 @@ AC_LANG_POP(C++)
 # finite
 AC_LANG_PUSH(C++)
 AC_CACHE_CHECK([for finite], ac_cv_finite,
- [AC_TRY_LINK([#include <math.h>],
- [double x; int y; y = finite(x);],
- ac_cv_finite=yes,
- ac_cv_finite=no
-)])
+ [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <math.h>]], [[double x; int y; y = finite(x);]])],[ac_cv_finite=yes],[ac_cv_finite=no
+])])
 if test x"$ac_cv_finite" = x"yes"; then
   AC_DEFINE(HAVE_FINITE, [], [Has finite])
 fi
diff --git a/jenkins-dist.sh b/jenkins-dist.sh
index e2fc7fe8..0c9abbd7 100755
--- a/jenkins-dist.sh
+++ b/jenkins-dist.sh
@@ -129,16 +129,7 @@ if [ -z "$NAME" ]; then
   NAME="IPhreeqc"
 fi
 
-REPOS_TAG=''
-if [ "$REPOS_PATH" != 'trunk' ]; then
-  REPOS_TAG="$REPOS_PATH"
-  REPOS_TAG="`echo $REPOS_TAG | sed 's|branches/|-|'`"
-  REPOS_TAG="`echo $REPOS_TAG | sed 's|tags/|-|'`"
-fi
-
-DISTNAME="${NAME}${REPOS_TAG}-${VERSION}${VER_NUMTAG}"
-DIST_SANDBOX=.dist_sandbox
-#DISTPATH="$DIST_SANDBOX/$DISTNAME"
+DISTNAME="${NAME}-${VERSION}${VER_NUMTAG}"
 DISTPATH="."
 GIT_COMMIT=`git rev-parse HEAD`
 
@@ -146,62 +137,8 @@ echo "Distribution will be named: $DISTNAME"
 echo " release branch's revision: $REVISION"
 echo "                git commit: $GIT_COMMIT"
 echo "     executable's revision: $REVISION_SVN"
-echo "     constructed from path: /$REPOS_PATH"
 echo "              release date: $RELEASE_DATE"
 
-##rm -rf "$DIST_SANDBOX"
-##mkdir "$DIST_SANDBOX"
-##echo "Removed and recreated $DIST_SANDBOX"
-##
-##echo "Exporting revision $REVISION of IPhreeqc into sandbox..."
-##(cd "$DIST_SANDBOX" && \
-## 	${SVN:-svn} export -q $EXTRA_EXPORT_OPTIONS --ignore-externals -r "$REVISION" \
-##	     "http://internalbrr.cr.usgs.gov/svn_GW/IPhreeqc/$REPOS_PATH" \
-##	     "$DISTNAME")
-##
-##echo "Exporting revision $REVISION of external database into sandbox..."
-##(cd "$DIST_SANDBOX" && \
-## 	${SVN:-svn} export -q $EXTRA_EXPORT_OPTIONS --ignore-externals -r "$REVISION" \
-##	     "http://internalbrr.cr.usgs.gov/svn_GW/phreeqc3/trunk/database" \
-##	     "$DISTNAME/database")
-##
-##echo "Exporting revision $REVISION of external phreeqcpp into sandbox..."
-##(cd "$DIST_SANDBOX" && \
-## 	${SVN:-svn} export -q $EXTRA_EXPORT_OPTIONS --ignore-externals -r "$REVISION" \
-##	     "http://internalbrr.cr.usgs.gov/svn_GW/phreeqc3/trunk/src" \
-##	     "$DISTNAME/src/phreeqcpp")
-##
-##echo "Exporting revision $REVISION of external examples/c into sandbox..."
-##(cd "$DIST_SANDBOX" && \
-## 	${SVN:-svn} export -q $EXTRA_EXPORT_OPTIONS --ignore-externals -r "$REVISION" \
-##	     "http://internalbrr.cr.usgs.gov/svn_GW/phreeqc/trunk/COMManuscript/C&Gfinal/examples/c" \
-##	     "$DISTNAME/examples/c")
-##
-##echo "Exporting revision $REVISION of external examples/com into sandbox..."
-##(cd "$DIST_SANDBOX" && \
-## 	${SVN:-svn} export -q $EXTRA_EXPORT_OPTIONS --ignore-externals -r "$REVISION" \
-##	     "http://internalbrr.cr.usgs.gov/svn_GW/phreeqc/trunk/COMManuscript/C&Gfinal/examples/com" \
-##	     "$DISTNAME/examples/com")
-##
-##echo "Exporting revision $REVISION of external examples/fortran into sandbox..."
-##(cd "$DIST_SANDBOX" && \
-## 	${SVN:-svn} export -q $EXTRA_EXPORT_OPTIONS --ignore-externals -r "$REVISION" \
-##	     "http://internalbrr.cr.usgs.gov/svn_GW/phreeqc/trunk/COMManuscript/C&Gfinal/examples/fortran" \
-##	     "$DISTNAME/examples/fortran")
-##
-##echo "Exporting revision $REVISION of external phreeqc3-doc into sandbox..."
-##(cd "$DIST_SANDBOX" && \
-## 	${SVN:-svn} export -q $EXTRA_EXPORT_OPTIONS --ignore-externals -r "$REVISION" \
-##	     "http://internalbrr.cr.usgs.gov/svn_GW/phreeqc3/trunk/doc" \
-##	     "$DISTNAME/phreeqc3-doc")
-##
-##echo "Exporting revision $REVISION of external HTMLversion/phreeqc3.chm into sandbox..."
-##(cd "$DIST_SANDBOX" && \
-## 	${SVN:-svn} export -q $EXTRA_EXPORT_OPTIONS --ignore-externals -r "$REVISION" \
-##	     "http://internalbrr.cr.usgs.gov/svn_GW/phreeqc3/trunk/HTMLversion/phreeqc3.chm" \
-##	     "$DISTNAME/doc/phreeqc3.chm")
-
-
 ver_major=`echo $VERSION | cut -d '.' -f 1`
 ver_minor=`echo $VERSION | cut -d '.' -f 2`
 ver_patch=`echo $VERSION | cut -d '.' -f 3`
@@ -235,7 +172,7 @@ do
      -e "/#define *VER_REVISION/s/[0-9]\+/$REVISION_SVN/" \
      -e "/#define *GIT_COMMIT/s/[0-9a-f]\{40\}/$GIT_COMMIT/" \
      -e "s/@RELEASE_DATE@/$RELEASE_DATE/g" \
-     -e "s/@PHREEQC_VER@/$VER/g" \
+     -e "s/@PHREEQC_VER@/$VERSION/g" \
      -e "s/@PHREEQC_DATE@/$RELEASE_DATE/g" \
      -e "s/@REVISION_SVN@/$REVISION_SVN/g" \
      -e "s/@VERSION@/$VERSION/g" \
@@ -260,50 +197,3 @@ fi
 if [ -e $DISTPATH/phreeqc3-doc/README.IPhreeqc.TXT ]; then
   cp $DISTPATH/phreeqc3-doc/README.IPhreeqc.TXT $DISTPATH/doc/README
 fi
-
-##(cd "$DISTPATH/doc" && "doxygen")
-##
-##if [ -n "$WIN" ]; then
-##  echo "Rolling $DISTNAME.zip ..."
-##  (cd "$DIST_SANDBOX" > /dev/null && zip -q -r - "$DISTNAME") > \
-##    "$DISTNAME.zip"
-##
-##  echo "Removing sandbox..."
-##  rm -rf "$DIST_SANDBOX"
-##
-##  echo ""
-##  echo "Done:"
-##  ls -l "$DISTNAME.zip"
-##  echo ""
-##  echo "md5sums:"
-##  md5sum "$DISTNAME.zip"
-##  type sha1sum > /dev/null 2>&1
-##  if [ $? -eq 0 ]; then
-##    echo ""
-##    echo "sha1sums:"
-##    sha1sum "$DISTNAME.zip"
-##  fi
-##else
-##  echo "Rolling $DISTNAME.tar ..."
-##  (cd "$DIST_SANDBOX" > /dev/null && tar c "$DISTNAME") > \
-##    "$DISTNAME.tar"
-##
-##  echo "Compressing to $DISTNAME.tar.gz ..."
-##  gzip -9f "$DISTNAME.tar"
-##
-##  echo "Removing sandbox..."
-##  rm -rf "$DIST_SANDBOX"
-##
-##  echo ""
-##  echo "Done:"
-##  ls -l "$DISTNAME.tar.gz"
-##  echo ""
-##  echo "md5sums:"
-##  md5sum "$DISTNAME.tar.gz"
-##  type sha1sum > /dev/null 2>&1
-##  if [ $? -eq 0 ]; then
-##    echo ""
-##    echo "sha1sums:"
-##    sha1sum "$DISTNAME.tar.gz"
-##  fi
-##fi