my_memmem.c:

  Back port of include change and copyright from 5.1
Makefile.am, zlib.m4:
  Use separate libtool convenience library for the bundled
  zlib to embed into executables and shared libraries created,
  and one to install into the pkglib directory

config/ac-macros/zlib.m4

@@ -2,7 +2,7 @@ dnl Define zlib paths to point at bundled zlib
 
 AC_DEFUN([MYSQL_USE_BUNDLED_ZLIB], [
 ZLIB_INCLUDES="-I\$(top_srcdir)/zlib"
-ZLIB_LIBS="\$(top_builddir)/zlib/libz.la"
+ZLIB_LIBS="\$(top_builddir)/zlib/libzlt.la"
 dnl Omit -L$pkglibdir as it's always in the list of mysql_config deps.
 ZLIB_DEPS="-lz"
 zlib_dir="zlib"

mysys/my_memmem.c

-#include "my_base.h"
+/* Copyright (C) 2000 MySQL AB
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+
+#include <my_global.h>
+#include <m_string.h>
 
 /*
   my_memmem, port of a GNU extension.

zlib/Makefile.am

@@ -19,17 +19,18 @@ INCLUDES=		-I$(top_builddir)/include -I$(top_srcdir)/include
 
 LIBS= $(NON_THREADED_LIBS)
 
-pkglib_LTLIBRARIES=libz.la
+pkglib_LTLIBRARIES = libz.la
+noinst_LTLIBRARIES = libzlt.la
 
-# We are never interested in a shared version
-libz_la_LDFLAGS= -static
+libz_la_LDFLAGS    = -static
 
-noinst_HEADERS= crc32.h deflate.h inffast.h inffixed.h inflate.h \
-		inftrees.h trees.h zconf.h zlib.h zutil.h
+noinst_HEADERS     = crc32.h deflate.h inffast.h inffixed.h inflate.h \
+		     inftrees.h trees.h zconf.h zlib.h zutil.h
 
-libz_la_SOURCES= adler32.c compress.c crc32.c deflate.c gzio.c \
-		 infback.c inffast.c inflate.c inftrees.c trees.c \
-		 uncompr.c zutil.c
+libz_la_SOURCES    = adler32.c compress.c crc32.c deflate.c gzio.c \
+		     infback.c inffast.c inflate.c inftrees.c trees.c \
+		     uncompr.c zutil.c
+libzlt_la_SOURCES  = $(libz_la_SOURCES)
 
 EXTRA_DIST= README FAQ INDEX ChangeLog algorithm.txt zlib.3 CMakeLists.txt