diff --git a/autoconf.spec b/autoconf.spec
index 013d870..0f91d97 100644
--- a/autoconf.spec
+++ b/autoconf.spec
@@ -1,14 +1,17 @@
 Summary: A GNU tool for automatically configuring source code.
 Name: autoconf
 Version: 2.13
-Release: 10p
+Release: 13
 Copyright: GPL
 Group: Development/Tools
 Source: ftp://prep.ai.mit.edu/pub/gnu/autoconf/autoconf-%{version}.tar.gz
 Patch0: autoconf-2.12-race.patch
 Patch1: autoconf-2.13-mawk.patch
 Patch2: autoconf-2.13-notmp.patch
-Patch3: autoconf-2.13-glibc22.patch
+Patch3: autoconf-2.13-c++exit.patch
+Patch4: autoconf-2.13-headers.patch
+Patch5: autoconf-2.13-autoscan.patch
+Patch6: autoconf-2.13-exit.patch
 Prereq: /sbin/install-info
 Requires: gawk, m4, mktemp, perl, textutils
 BuildArchitectures: noarch
@@ -17,16 +20,16 @@ BuildRoot: %{_tmppath}/%{name}-root
 %description
 GNU's Autoconf is a tool for configuring source code and Makefiles.
 Using Autoconf, programmers can create portable and configurable
-packages, since the person building the package is allowed to 
+packages, since the person building the package is allowed to
 specify various configuration options.
 
 You should install Autoconf if you are developing software and you'd
-like to use it to create shell scripts which will configure your 
+like to use it to create shell scripts which will configure your
 source code packages. If you are installing Autoconf, you will also
 need to install the GNU m4 package.
 
 Note that the Autoconf package is not required for the end user who
-may be configuring software with an Autoconf-generated script; 
+may be configuring software with an Autoconf-generated script;
 Autoconf is only required for the generation of the scripts, not
 their use.
 
@@ -35,7 +38,10 @@ their use.
 %patch0 -p1
 %patch1 -p1
 %patch2 -p1
-%patch3 -p1 -b .glibc22
+%patch3 -p1
+%patch4 -p1
+%patch5 -p1
+%patch6 -p1
 
 %build
 %configure
@@ -73,6 +79,24 @@ fi
 %{_datadir}/autoconf
 
 %changelog
+* Thu Jul 26 2001 Than Ngo <than@redhat.com>
+- add patch to fix exit status
+
+* Tue Jul 10 2001 Jens Petersen <petersen@redhat.com>
+- add patch to include various standard C headers as needed
+  by various autoconf tests (#19114)
+- add patch to autoscan.pl to get a better choice of init
+  file (#42071), to test for CPP after CC (#42072) and to
+  detect C++ source and g++ (#42073).
+
+* Tue Jun 26 2001 Jens Petersen <petersen@redhat.com>
+- Add a back-port of _AC_PROG_CXX_EXIT_DECLARATION
+  from version 2.50 to make detection of C++ exit()
+  declaration prototype platform independent.  The check is
+  done in AC_PROG_CXX with the result stored in "confdefs.h".
+  The exit() prototype in AC_TRY_RUN_NATIVE is no longer needed.
+  (fixes #18829)
+
 * Wed Nov 29 2000 Bernhard Rosenkraenzer <bero@redhat.com>
 - Fix up interoperability with glibc 2.2 and gcc 2.96:
   AC_TRY_RUN_NATIVE in C++ mode added a prototype for exit() to