Add zlib patch that I forgot to add yesterday

zlib/zlib-1.2.3.patch

+--- misc/zlib-1.2.3/makefile.mk	Fri Mar 14 10:17:06 2008
++++ misc/build/zlib-1.2.3/makefile.mk	Fri Mar 14 10:16:56 2008
+@@ -1 +1,73 @@
+-dummy
++#*************************************************************************
++#
++#   Copyright according the GNU Public License.
++#
++#*************************************************************************
++
++PRJ=..$/..$/..$/..
++
++PRJNAME=zlib
++TARGET=zlib
++LIBTARGET=NO
++EXTERNAL_WARNINGS_NOT_ERRORS=TRUE
++
++# --- Settings -----------------------------------------------------
++
++.INCLUDE :  settings.mk
++
++# --- Files --------------------------------------------------------
++
++INCEXT=contrib$/minizip
++
++SLOFILES=	$(SLO)$/adler32.obj		\
++			$(SLO)$/compress.obj	\
++			$(SLO)$/deflate.obj		\
++			$(SLO)$/crc32.obj		\
++			$(SLO)$/inffast.obj		\
++			$(SLO)$/inflate.obj		\
++			$(SLO)$/inftrees.obj	\
++			$(SLO)$/infback.obj		\
++			$(SLO)$/trees.obj		\
++			$(SLO)$/zutil.obj       \
++			$(SLO)$/uncompr.obj		\
++			$(SLO)$/gzio.obj		\
++			$(SLO)$/unzip.obj		\
++			$(SLO)$/ioapi.obj
++
++
++LIB1TARGET=$(SLB)$/$(TARGET).lib
++LIB1ARCHIV=$(LB)$/lib$(TARGET).a
++LIB1OBJFILES=$(SLOFILES)
++
++.IF "$(BUILD_X64)"!=""
++SLOFILES_X64=	$(SLO_X64)$/adler32.obj		\
++			$(SLO_X64)$/compress.obj	\
++			$(SLO_X64)$/deflate.obj		\
++			$(SLO_X64)$/crc32.obj		\
++			$(SLO_X64)$/inffast.obj		\
++			$(SLO_X64)$/inflate.obj		\
++			$(SLO_X64)$/inftrees.obj	\
++			$(SLO_X64)$/infback.obj		\
++			$(SLO_X64)$/trees.obj		\
++			$(SLO_X64)$/zutil.obj       \
++			$(SLO_X64)$/uncompr.obj		\
++			$(SLO_X64)$/gzio.obj		\
++			$(SLO_X64)$/unzip.obj		\
++			$(SLO_X64)$/ioapi.obj
++
++LIB1TARGET_X64=$(SLB_X64)$/$(TARGET).lib
++LIB1OBJFILES_X64=$(SLOFILES_X64)
++.ENDIF # "$(BUILD_X64)"!=""
++
++
++# --- Targets ------------------------------------------------------
++
++$(MISC)$/%.c : contrib$/minizip$/%.c
++	@echo ------------------------------
++	@echo Making: $@
++    @$(COPY) $< $@
++
++.INCLUDE :  set_wntx64.mk
++.INCLUDE :  target.mk
++.INCLUDE :  tg_wntx64.mk
++
+--- misc/zlib-1.2.3/zconf.h	2010-07-15 09:33:48.921875000 +0200
++++ misc/build/zlib-1.2.3/zconf.h	2010-07-15 09:39:27.000000000 +0200
+@@ -12,6 +12,12 @@
+  * If you *really* need a unique prefix for all types and library functions,
+  * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
+  */
++/*
++ * we need the prefix to get the same names as in 1.1.3
++*/
++
++#define Z_PREFIX
++
+ #ifdef Z_PREFIX
+ #  define deflateInit_          z_deflateInit_
+ #  define deflate               z_deflate