diff --git a/configure b/configure
index 6cb54563..688b3b8f 100755
--- a/configure
+++ b/configure
@@ -1,7 +1,7 @@
 #! /bin/sh
 # From configure.in Revision: 1.11 .
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.68 for MPIR 2.6.1.
+# Generated by GNU Autoconf 2.68 for MPIR 2.6.0.
 #
 # Report bugs to <http://groups.google.co.uk/group/mpir-devel/>.
 #
@@ -596,8 +596,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='MPIR'
 PACKAGE_TARNAME='mpir'
-PACKAGE_VERSION='2.6.1'
-PACKAGE_STRING='MPIR 2.6.1'
+PACKAGE_VERSION='2.6.0'
+PACKAGE_STRING='MPIR 2.6.0'
 PACKAGE_BUGREPORT='http://groups.google.co.uk/group/mpir-devel/'
 PACKAGE_URL=''
 
@@ -1367,7 +1367,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures MPIR 2.6.1 to adapt to many kinds of systems.
+\`configure' configures MPIR 2.6.0 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1437,7 +1437,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of MPIR 2.6.1:";;
+     short | recursive ) echo "Configuration of MPIR 2.6.0:";;
    esac
   cat <<\_ACEOF
 
@@ -1557,7 +1557,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-MPIR configure 2.6.1
+MPIR configure 2.6.0
 generated by GNU Autoconf 2.68
 
 Copyright (C) 2010 Free Software Foundation, Inc.
@@ -2598,7 +2598,7 @@ 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 MPIR $as_me 2.6.1, which was
+It was created by MPIR $as_me 2.6.0, which was
 generated by GNU Autoconf 2.68.  Invocation command line was
 
   $ $0 $@
@@ -3525,7 +3525,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='mpir'
- VERSION='2.6.1'
+ VERSION='2.6.0'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -29009,7 +29009,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by MPIR $as_me 2.6.1, which was
+This file was extended by MPIR $as_me 2.6.0, which was
 generated by GNU Autoconf 2.68.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -29079,7 +29079,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-MPIR config.status 2.6.1
+MPIR config.status 2.6.0
 configured by $0, generated by GNU Autoconf 2.68,
   with options \\"\$ac_cs_config\\"
 
@@ -32032,7 +32032,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by MPIR $as_me 2.6.1, which was
+This file was extended by MPIR $as_me 2.6.0, which was
 generated by GNU Autoconf 2.68.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -32102,7 +32102,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-MPIR config.status 2.6.1
+MPIR config.status 2.6.0
 configured by $0, generated by GNU Autoconf 2.68,
   with options \\"\$ac_cs_config\\"
 
@@ -35061,7 +35061,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by MPIR $as_me 2.6.1, which was
+This file was extended by MPIR $as_me 2.6.0, which was
 generated by GNU Autoconf 2.68.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -35131,7 +35131,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-MPIR config.status 2.6.1
+MPIR config.status 2.6.0
 configured by $0, generated by GNU Autoconf 2.68,
   with options \\"\$ac_cs_config\\"