This commit was generated by cvs2svn to compensate for changes in r28944,

which included commits to RCS files with non-trunk default branches. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@28945 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2004-08-29 09:34:35 +00:00
parent e7fc0c29c9
commit 3d11a79a94
27 changed files with 524 additions and 357 deletions
--- a/src/png/pngtest.png
+++ b/src/png/pngtest.png
--- a/src/png/projects/netware.txt
+++ b/src/png/projects/netware.txt
@@ -1,6 +1,6 @@
 A set of project files is available for Netware.  Get
-libpng-1.2.4-project-netware.zip from a libpng distribution
+libpng-1.2.5-project-netware.zip from a libpng distribution
 site such as http://libpng.sourceforge.net

 Put the zip file in this directory (projects) and then run
-"unzip -a libpng-1.2.4-project-netware.zip"
+"unzip -a libpng-1.2.5-project-netware.zip"
--- a/src/png/projects/wince.txt
+++ b/src/png/projects/wince.txt
@@ -1,6 +1,6 @@
 A set of project files is available for WinCE.  Get
-libpng-1.2.4-project-wince.zip from a libpng distribution
+libpng-1.2.5-project-wince.zip from a libpng distribution
 site such as http://libpng.sourceforge.net

 Put the zip file in this directory (projects) and then run
-"unzip -a libpng-1.2.4-project-wince.zip"
+"unzip -a libpng-1.2.5-project-wince.zip"
--- a/src/png/scripts/libpng-config-body.in
+++ b/src/png/scripts/libpng-config-body.in
@@ -6,14 +6,20 @@ Usage: libpng-config [OPTION] ...

 Known values for OPTION are:

-  --prefix              print libpng prefix
-  --libs                print library linking information
-  --cflags              print compiler flags
-  --cppflags            print pre-processor flags
-  --ldflags             print loader flags
-  --rpath               print path to shared library
-  --help                display this help and exit
-  --version             output version information
+  --prefix        print libpng prefix
+  --libdir        print path to directory containing library
+  --libs          print library linking information
+  --ccopts        print compiler options
+  --cppflags      print pre-processor flags
+  --cflags        print preprocessor flags, I_opts, and compiler options
+  --I_opts        print "-I" include options
+  --L_opts        print linker "-L" flags for dynamic linking
+  --R_opts        print dynamic linker "-R" or "-rpath" flags
+  --ldopts        print linker options
+  --ldflags       print linker flags (ldopts, L_opts, R_opts, and libs)
+  --static        revise subsequent outputs for static linking
+  --help          print this help and exit
+  --version       print version information
 EOF

    exit $1
@@ -39,24 +45,44 @@ while test $# -gt 0; do
        usage 0
        ;;

-    --cflags)
-        echo ${cflags}
+    --ccopts)
+        echo ${ccopts}
        ;;

    --cppflags)
        echo ${cppflags}
        ;;

+    --cflags)
+        echo ${I_opts} ${cppflags} ${ccopts}
+        ;;
+
+    --libdir)
+        echo ${libdir}
+        ;;
+
    --libs)
        echo ${libs}
        ;;

-    --rpath)
-        echo ${rpath}
+    --I_opts)
+        echo ${I_opts}
+        ;;
+
+    --L_opts)
+        echo ${L_opts}
+        ;;
+
+    --R_opts)
+        echo ${R_opts}
        ;;

    --ldflags)
-        echo ${ldflags}
+        echo ${ldflags} ${L_opts} ${R_opts} ${libs}
+        ;;
+
+    --static)
+        R_opts=""
        ;;

    *)
--- a/src/png/scripts/libpng-config-head.in
+++ b/src/png/scripts/libpng-config-head.in
@@ -8,11 +8,14 @@

 # Modeled after libxml-config.

-version=1.2.4
+version=1.2.6
 prefix=""
-cppflags=""
-cflags=""
-ldflags=""
+libdir=""
 libs=""
-rpath=""
+I_opts=""
+L_opts=""
+R_opts=""
+cppflags=""
+ccopts=""
+ldopts=""

--- a/src/png/scripts/libpng.pc.in
+++ b/src/png/scripts/libpng.pc.in
@@ -6,6 +6,6 @@ includedir=${exec_prefix}/include

 Name: libpng12
 Description: Loads and saves PNG files
-Version: 1.2.4
+Version: 1.2.6
 Libs: -L${libdir} -lpng12 -lz -lm
 Cflags: -I${includedir}/libpng12
--- a/src/png/scripts/makefile.32sunu
+++ b/src/png/scripts/makefile.32sunu
@@ -26,14 +26,14 @@ WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
 	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
 CFLAGS=-I$(ZLIBINC) $(SUN_CC_FLAGS) \
 	# $(WARNMORE) -g -DPNG_DEBUG=5
-LDFLAGS=-L. -R. $(SUN_LD_FLAGS) -L$(ZLIBLIB) -R$(ZLIBLIB) -lpng12 -lz -lm
+LDFLAGS=$(SUN_LD_FLAGS) -L$(ZLIBLIB) -R$(ZLIBLIB) libpng.a -lz -lm

 #RANLIB=ranlib
 RANLIB=echo

 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)

 INCPATH=$(prefix)/include
@@ -79,9 +79,12 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"-xtarget=ultra\"; \
-	echo ldflags=\"-xtarget=ultra -L$(LIBPATH) -R$(LIBPATH)\"; \
+	echo libdir=\"$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
+	echo R_opts=\"-R$(LIBPATH)\"; \
+	echo ccopts=\"-xtarget=ultra\"; \
+	echo ldopts=\"-xtarget=ultra\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -106,7 +109,11 @@ $(LIBNAME).so.$(PNGVER): $(OBJSDLL)
 	;; \
 	esac
 	$(LD) -G -L$(ZLIBLIB) -R$(ZLIBLIB) -h $(LIBNAME).so.$(PNGMAJ) \
-	 -o $(LIBNAME).so.$(PNGVER) $(OBJSDLL) -lz
+	 -o $(LIBNAME).so.$(PNGVER) $(OBJSDLL)
+
+libpng.so.3.$(PNGMIN): $(OBJS)
+	$(LD) -G -L$(ZLIBLIB) -R$(ZLIBLIB) -h libpng.so.3 \
+	 -o libpng.so.3.$(PNGMIN)  $(OBJSDLL)

 pngtest: pngtest.o $(LIBNAME).so
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
@@ -130,21 +137,24 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -f -s $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+	libpng.so.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.so
 	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/libpng.so.3.$(PNGVER)*
 	cp $(LIBNAME).so.$(PNGVER) $(DL)
+	cp libpng.so.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+	chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -f -s libpng.so.3.$(PNGMIN) libpng.so.3; \
+	ln -f -s libpng.so.3 libpng.so; \
 	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
-	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig
+	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
 	-@/bin/rm -f $(DL)/pkgconfig/libpng12.pc
 	-@/bin/rm -f $(DL)/pkgconfig/libpng.pc
 	cp libpng.pc $(DL)/pkgconfig/libpng12.pc
@@ -168,7 +178,7 @@ install-config: libpng-config
 	-@/bin/rm -f $(DB)/libpng12-config
 	cp libpng-config $(DB)/libpng12-config
 	chmod 755 $(DB)/libpng12-config
-	(cd $(DB); ln -sf libpng12-config libpng-config)
+	(cd $(DB); ln -f -s libpng12-config libpng-config)

 install: install-static install-shared install-man install-config

@@ -179,14 +189,16 @@ test-installed:
 	echo
 	echo Testing installed dynamic shared library.
 	$(CC) $(SUN_CC_FLAGS) -I$(ZLIBINC) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs` \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags` \
 	   $(SUN_LD_FLAGS) -L$(ZLIBLIB) -R$(ZLIBLIB)
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png libpng.pc \
-	libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)*
+	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png \
+	libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* \
+	libpng.so.3.$(PNGMIN) \
+	libpng.pc

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.64sunu
+++ b/src/png/scripts/makefile.64sunu
@@ -33,7 +33,7 @@ RANLIB=echo

 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)

 INCPATH=$(prefix)/include
@@ -79,9 +79,12 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"-xtarget=ultra -xarch=v9\"; \
-	echo ldflags=\"-xtarget=ultra -xarch=v9 -L$(LIBPATH) -R$(LIBPATH)\"; \
+	echo libdir=\"$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
+	echo R_opts=\"-R$(LIBPATH)\"; \
+	echo ccopts=\"-xtarget=ultra -xarch=v9\"; \
+	echo ldopts=\"-xtarget=ultra -xarch=v9\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -106,7 +109,11 @@ $(LIBNAME).so.$(PNGVER): $(OBJSDLL)
 	;; \
 	esac
 	$(LD) -G -L$(ZLIBLIB) -R$(ZLIBLIB) -h $(LIBNAME).so.$(PNGMAJ) \
-	 -o $(LIBNAME).so.$(PNGVER) $(OBJSDLL) -lz
+	 -o $(LIBNAME).so.$(PNGVER) $(OBJSDLL)
+
+libpng.so.3.$(PNGMIN): $(OBJSDLL)
+	$(LD) -G -L$(ZLIBLIB) -R$(ZLIBLIB) -h libpng.so.3 \
+	 -o libpng.so.3.$(PNGMIN)  $(OBJSDLL)

 pngtest: pngtest.o $(LIBNAME).so
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
@@ -130,18 +137,22 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -f -s $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+	libpng.so.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ).$(PNGVER)*
+	-@/bin/rm -f $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.so
 	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/libpng.so.3.$(PNGVER)*
 	cp $(LIBNAME).so.$(PNGVER) $(DL)
+	cp libpng.so.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+	chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -f -s libpng.so.3.$(PNGMIN) libpng.so.3; \
+	ln -f -s libpng.so.3 libpng.so; \
 	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -168,7 +179,7 @@ install-config: libpng-config
 	-@/bin/rm -f $(DB)/$(LIBNAME)-config
 	cp libpng-config $(DB)/$(LIBNAME)-config
 	chmod 755 $(DB)/$(LIBNAME)-config
-	(cd $(DB); ln -sf $(LIBNAME)-config libpng-config)
+	(cd $(DB); ln -f -s $(LIBNAME)-config libpng-config)

 install: install-static install-shared install-man install-config

@@ -179,14 +190,16 @@ test-installed:
 	echo
 	echo Testing installed dynamic shared library.
 	$(CC) $(SUN_CC_FLAGS) -I$(ZLIBINC) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs` \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags ` \
 	   $(SUN_LD_FLAGS) -L$(ZLIBLIB) -R$(ZLIBLIB)
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png libpng.pc \
-	libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)*
+	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png \
+	libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* \
+	libpng.so.3.$(PNGMIN) \
+	libpng.pc

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.aix
+++ b/src/png/scripts/makefile.aix
@@ -16,8 +16,9 @@ AR = ar rcs
 RANLIB = ranlib
 RM = rm -f

+LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)

 prefix=/usr/local
@@ -34,15 +35,16 @@ LIBPATH=$(prefix)/lib
 # you execute make install.
 DESTDIR=

-DI=$(DESTDIR)/$(INCPATH)
-DL=$(DESTDIR)/$(LIBPATH)
+DI=$(DESTDIR)$(INCPATH)
+DL=$(DESTDIR)$(LIBPATH)

 CDEBUG = -g -DPNG_DEBUG=5
 LDDEBUG =
 CRELEASE = -O2
 LDRELEASE = -s
-CFLAGS = -I$(ZLIBINC) -Wall $(CRELEASE)
-LDFLAGS = -L. -L$(ZLIBLIB) -lpng -lz -lm $(LDRELEASE)
+WARNMORE=-Wall
+CFLAGS = -I$(ZLIBINC) $(WARNMORE) $(CRELEASE)
+LDFLAGS = -L. -L$(ZLIBLIB) -lpng12 -lz -lm $(LDRELEASE)

 # File extensions
 O=.o
@@ -55,32 +57,40 @@ OBJS = png$(O) pngerror$(O) pngget$(O) pngmem$(O) pngpread$(O) \
 	pngtrans$(O) pngwio$(O) pngwrite$(O) pngwtran$(O) pngwutil$(O)

 # Targets
-all: libpng$(A) pngtest$(E)
+all: $(LIBNAME)$(A) pngtest$(E)

-libpng$(A): $(OBJS)
+$(LIBNAME)$(A): $(OBJS)
 	$(AR) $@ $(OBJS)
 	$(RANLIB) $@

 test: pngtest$(E)
 	./pngtest$(E)

-pngtest$(E): pngtest$(O) libpng$(A)
+pngtest$(E): pngtest$(O) $(LIBNAME)$(A)
 	$(LD) -o $@ pngtest$(O) $(LDFLAGS)

-install: libpng.a
+install: $(LIBNAME)$(A)
 	-@if [ ! -d $(DI)  ]; then mkdir $(DI); fi
-	-@if [ ! -d $(DI)/libpng  ]; then mkdir $(DI)/libpng; fi
+	-@if [ ! -d $(DI)/$(LIBNAME)  ]; then mkdir $(DI)/$(LIBNAME); fi
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@rm $(DI)/png.h
-	-@rm $(DI)/pngconf.h
-	cp png.h pngconf.h $(DI)/libpng
-	chmod 644 $(DI)/libpng/png.h \
-	$(DI)/libpng/pngconf.h
-	(cd $(DI); ln -f -s libpng/* .)
-	cp libpng.a $(DL)
+	-@rm -f $(DI)/$(LIBNAME)/png.h
+	-@rm -f $(DI)/$(LIBNAME)/pngconf.h
+	-@rm -f $(DI)/png.h
+	-@rm -f $(DI)/pngconf.h
+	cp png.h pngconf.h $(DI)/$(LIBNAME)
+	chmod 644 $(DI)/$(LIBNAME)/png.h \
+	$(DI)/$(LIBNAME)/pngconf.h
+	-@rm -rf $(DI)/libpng
+	(cd $(DI); ln -f -s $(LIBNAME) libpng; ln -f -s $(LIBNAME)/* .)
+	-@rm -f $(DL)/$(LIBNAME)$(A)
+	-@rm -f $(DL)/libpng$(A)
+	cp $(LIBNAME)$(A) $(DL)/$(LIBNAME)$(A)
+	chmod 644 $(DL)/$(LIBNAME)$(A)
+	(cd $(DL); ln -f -s $(LIBNAME)$(A) libpng$(A))
+	(cd $(DI); ln -f -s libpng/* .;)

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngout.png
+	/bin/rm -f *.o $(LIBNAME)$(A) pngtest pngout.png

 png$(O): png.h pngconf.h
 pngerror$(O): png.h pngconf.h
--- a/src/png/scripts/makefile.beos
+++ b/src/png/scripts/makefile.beos
@@ -12,7 +12,7 @@ ZLIBLIB=/usr/local/lib
 ZLIBINC=/usr/local/include

 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)

 ALIGN=
@@ -77,9 +77,7 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"\"; \
-	echo ldflags=\"-Wl,-soname=$(LIBNAME).so.$(PNGMAJ)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -92,9 +90,12 @@ $(LIBNAME).so.$(PNGMAJ): $(LIBNAME).so.$(PNGVER)
 	ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ)

 $(LIBNAME).so.$(PNGVER): $(OBJSDLL)
-	$(CC) -L$(ZLIBLIB) -lz -nostart -Wl,-soname,$(LIBNAME).so.$(PNGMAJ) -o
-$(LIBNAME).so.$(PNGVER) \
-	 $(OBJSDLL)
+	$(CC) -nostart -Wl,-soname,$(LIBNAME).so.$(PNGMAJ) -o \
+	$(LIBNAME).so.$(PNGVER) $(OBJSDLL)
+
+libpng.so.3.$(PNGMIN): $(OBJSDLL)
+	$(CC) -nostart -Wl,-soname,libpng.so.3 -o \
+	libpng.so.3.$(PNGMIN) $(OBJSDLL)

 pngtest: pngtest.o $(LIBNAME).so
 	$(CC) -L$(ZLIBLIB) -lz -lpng12 -o pngtest pngtest.o
@@ -118,18 +119,21 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -sf $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+	libpng.so.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.so
 	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)*
 	cp $(LIBNAME).so.$(PNGVER) $(DL)
+	cp libpng.so.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+	chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -sf libpng.so.3.$(PNGMIN) libpng.so.3; \
+	ln -sf libpng.so.3 libpng.so; \
 	ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -165,14 +169,16 @@ install: install-static install-shared install-man install-config

 test-installed:
 	$(CC) $(CFLAGS) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
 	   -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs`
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngout.png libpng.pc libpng-config \
-	$(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtesti
+	/bin/rm -f *.o libpng.a pngtest pngout.png libpng-config \
+	$(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtesti \
+	libpng.so.3.$(PNGMIN) \
+	libpng.pc

 # DO NOT DELETE THIS LINE -- make depend depends on it.

--- a/src/png/scripts/makefile.cygwin
+++ b/src/png/scripts/makefile.cygwin
@@ -78,11 +78,11 @@ CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \

 LIBNAME = libpng12
 PNGMAJ = 0
-PNGDLL = 13
-PNGMIN = 1.2.4
+CYGDLL = 12
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)

-SHAREDLIB=cygpng$(PNGDLL).dll
+SHAREDLIB=cygpng$(CYGDLL).dll
 STATLIB=libpng.a
 IMPLIB=libpng.dll.a
 SHAREDDEF=libpng.def
@@ -147,10 +147,9 @@ libpng-config: scripts/libpng-config-head.in scripts/libpng-config-body.in
 installation..'\n' using PREFIX=\"$(prefix)\"'\n'
 	( cat $(S)/scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"\"; \
-	echo ldflags=\"-L$(LIBPATH)\"; \
-	echo libs=\"-lpng$(PNGMAJ) -lz\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
+	echo libs=\"-lpng$(CYGDLL) -lz\"; \
 	cat $(S)/scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config

@@ -265,9 +264,9 @@ install: install-static install-shared install-man install-config

 test-installed:
 	$(CC) $(CFLAGS) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
 	   -L$(ZLIBLIB) \
-	   -o pngtesti$(EXE) `$(BINPATH)/libpng12-config --ldflags --libs`
+	   -o pngtesti$(EXE) `$(BINPATH)/libpng12-config --ldflags`
 	./pngtesti$(EXE) pngtest.png

 clean:
--- a/src/png/scripts/makefile.darwin
+++ b/src/png/scripts/makefile.darwin
@@ -1,5 +1,5 @@
 # makefile for libpng on Darwin / Mac OS X
-# Copyright (C) 2002 Glenn Randers-Pehrson
+# Copyright (C) 2002,2004 Glenn Randers-Pehrson
 # Copyright (C) 2001 Christoph Pfisterer
 # derived from makefile.linux:
 #  Copyright (C) 1998, 1999 Greg Roelofs
@@ -23,7 +23,7 @@ LDFLAGS=-L. -L$(ZLIBLIB) -lpng12 -lz
 RANLIB=ranlib

 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -71,9 +71,8 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"\"; \
-	echo ldflags=\"-L$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
 	echo libs=\"-lpng12 -lz\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -86,11 +85,18 @@ $(LIBNAME).$(PNGMAJ).dylib: $(LIBNAME).$(PNGVER).dylib

 $(LIBNAME).$(PNGVER).dylib: $(OBJSDLL)
 	$(CC) -dynamiclib \
-	 -install_name $(DL)/$(LIBNAME).$(PNGMAJ).dylib \
-	 -current_version $(PNGMIN) -compatibility_version $(PNGMIN) \
+	 -install_name $(LIBPATH)/$(LIBNAME).$(PNGMAJ).dylib \
+	 -current_version $(PNGVER) -compatibility_version $(PNGVER) \
 	 -o $(LIBNAME).$(PNGVER).dylib \
 	 $(OBJSDLL) -L$(ZLIBLIB) -lz

+libpng.3.$(PNGMIN).dylib: $(OBJSDLL)
+	$(CC) -dynamiclib \
+	 -install_name $(LIBPATH)/libpng.3.dylib \
+	 -current_version 3 -compatibility_version 3 \
+	 -o libpng.3.$(PNGMIN).dylib \
+	 $(OBJSDLL) -L$(ZLIBLIB) -lz
+
 pngtest: pngtest.o $(LIBNAME).dylib
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)

@@ -110,22 +116,26 @@ install-static: install-headers libpng.a
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
 	cp libpng.a $(DL)/$(LIBNAME).a
 	chmod 644 $(DL)/$(LIBNAME).a
+	$(RANLIB) $(DL)/$(LIBNAME).a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -sf $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).dylib libpng.pc
+install-shared: install-headers $(LIBNAME).dylib libpng.pc \
+	libpng.3.$(PNGMIN).dylib
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
+	-@/bin/rm -f $(DL)/$(LIBNAME).$(PNGVER)*.dylib
 	-@/bin/rm -f $(DL)/$(LIBNAME).$(PNGMAJ)*.dylib
 	-@/bin/rm -f $(DL)/$(LIBNAME).dylib
 	-@/bin/rm -f $(DL)/libpng.dylib
 	-@/bin/rm -f $(DL)/libpng.3.dylib
-	-@/bin/rm -f $(DL)/libpng.3.*.dylib
+	-@/bin/rm -f $(DL)/libpng.3.$(PNGMIN)*.dylib
 	cp $(LIBNAME).$(PNGVER).dylib $(DL)
+	cp libpng.3.$(PNGMIN).dylib $(DL)
 	chmod 755 $(DL)/$(LIBNAME).$(PNGVER).dylib
+	chmod 755 $(DL)/libpng.3.$(PNGMIN).dylib
 	(cd $(DL); \
-	ln -sf $(LIBNAME).$(PNGVER).dylib libpng.dylib; \
-	ln -sf $(LIBNAME).$(PNGVER).dylib libpng.3.dylib; \
-	ln -sf $(LIBNAME).$(PNGVER).dylib libpng.3.$(PNGMIN).dylib; \
+	ln -sf libpng.3.$(PNGMIN).dylib libpng.3.dylib; \
+	ln -sf libpng.3.dylib libpng.dylib; \
 	ln -sf $(LIBNAME).$(PNGVER).dylib $(LIBNAME).$(PNGMAJ).dylib; \
 	ln -sf $(LIBNAME).$(PNGMAJ).dylib $(LIBNAME).dylib)
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -161,14 +171,15 @@ install: install-static install-shared install-man install-config

 test-installed:
 	$(CC) $(CFLAGS) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
 	   -L$(ZLIBLIB) \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs`
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
 	./pngtesti pngtest.png

 clean:
-	rm -f *.o libpng.a pngtest pngout.png libpng.pc libpng-config \
-	$(LIBNAME).*dylib pngtesti
+	rm -f *.o libpng.a pngtest pngout.png libpng-config \
+	libpng.3.$(PNGMIN).dylib \
+	libpng.pc $(LIBNAME).*dylib pngtesti

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.dec
+++ b/src/png/scripts/makefile.dec
@@ -32,13 +32,13 @@ ZLIBLIB=../zlib
 ZLIBINC=../zlib

 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

 CC=cc
 CFLAGS=-std -w1 -I$(ZLIBINC) -O # -g -DPNG_DEBUG=1
-LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm
+LDFLAGS=-L$(ZLIBLIB) -rpath $(ZLIBLIB) libpng.a -lz -lm

 #RANLIB=echo
 RANLIB=ranlib
@@ -59,9 +59,9 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"-std\"; \
-	echo ldflags=\"-L$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo ccopts=\"-std\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -73,8 +73,12 @@ $(LIBNAME).so.$(PNGMAJ): $(LIBNAME).so.$(PNGVER)
 	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ)

 $(LIBNAME).so.$(PNGVER): $(OBJS)
-	$(CC) -shared -o $@ $(OBJS) -L$(ZLIBLIB)
-	-soname $(LIBNAME).so.$(PNGMAJ) -lz -lm
+	$(CC) -shared -o $@ $(OBJS) -L$(ZLIBLIB) \
+	-soname $(LIBNAME).so.$(PNGMAJ)
+
+libpng.so.3.$(PNGMIN): $(OBJS)
+	$(CC) -shared -o $@ $(OBJS) -L$(ZLIBLIB) \
+	-soname libpng.so.3

 pngtest: pngtest.o libpng.a
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
@@ -98,18 +102,21 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -sf $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+	libpng.so.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.so
 	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)*
 	cp $(LIBNAME).so.$(PNGVER) $(DL)
+	cp libpng.so.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+	chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -f -s libpng.so.3.$(PNGMIN) libpng.so.3; \
+	ln -f -s libpng.so.3 libpng.so; \
 	ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -146,15 +153,17 @@ install: install-static install-shared install-man install-config
 test-installed:
 	echo
 	echo Testing installed dynamic shared library.
-	$(CC) -std -w1 -I$(ZLIBINC) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
+	$(CC) -w1 -I$(ZLIBINC) \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
 	   -L$(ZLIBLIB) -R$(ZLIBLIB) \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs`
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png libpng.pc \
-	libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)*
+	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png \
+	libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* \
+	libpng.so.3.$(PNGMIN) \
+	libpng.pc

 # DO NOT DELETE THIS LINE -- make depend depends on it.

--- a/src/png/scripts/makefile.gcmmx
+++ b/src/png/scripts/makefile.gcmmx
@@ -15,7 +15,7 @@

 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)

 CC=gcc
@@ -104,10 +104,10 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME) -DPNG_THREAD_UNSAFE_OK \
-	   -DPNG_USE_PNGGCCRD\"; \
-	echo cflags=\"\"; \
-	echo ldflags=\"-L$(LIBPATH) -Wl,-rpath,$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo cppflags=\"-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
+	echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -127,7 +127,12 @@ $(LIBNAME).so.$(PNGMAJ): $(LIBNAME).so.$(PNGVER)
 $(LIBNAME).so.$(PNGVER): $(OBJSDLL)
 	$(CC) -shared -Wl,-soname,$(LIBNAME).so.$(PNGMAJ) \
 	-o $(LIBNAME).so.$(PNGVER) \
-	$(OBJSDLL) -L$(ZLIBLIB) -lz -lm -lc
+	$(OBJSDLL)
+
+libpng.so.3.$(PNGMIN): $(OBJSDLL)
+	$(CC) -shared -Wl,-soname,libpng.so.3 \
+	-o libpng.so.3.$(PNGMIN) \
+	$(OBJSDLL)

 pngtest: pngtest.o $(LIBNAME).so
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
@@ -161,18 +166,21 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -sf $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+	libpng.so.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.so
 	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)*
 	cp $(LIBNAME).so.$(PNGVER) $(DL)
+	cp libpng.so.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+	chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -sf libpng.so.3.$(PNGMIN) libpng.so.3; \
+	ln -sf libpng.so.3 libpng.so; \
 	ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -208,14 +216,16 @@ install: install-static install-shared install-man install-config

 test-installed:
 	$(CC) -I$(ZLIBINC) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
 	   -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs`
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngout.png libpng.pc libpng-config \
-	$(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtest-static pngtesti
+	/bin/rm -f *.o libpng.a pngtest pngout.png libpng-config \
+	$(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtest-static pngtesti \
+	libpng.so.3.$(PNGMIN) \
+	libpng.pc

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.hpgcc
+++ b/src/png/scripts/makefile.hpgcc
@@ -1,4 +1,4 @@
-# makefile for libpng on HP-UX using GCC
+# makefile for libpng on HP-UX using GCC with the HP ANSI/C linker.
 # Copyright (C) 2002, Glenn Randers-Pehrson
 # Copyright (C) 2001, Laurent faillie
 # Copyright (C) 1998, 1999 Greg Roelofs
@@ -6,14 +6,22 @@
 # For conditions of distribution and use, see copyright notice in png.h

 CC=gcc
+LD=ld

-# where "make install" puts libpng.a, libpng.so*, png.h and pngconf.h
+# where "make install" puts libpng.a, libpng.sl*, png.h and pngconf.h
 prefix=/usr/local

 # Where the zlib library and include files are located
 ZLIBLIB=/opt/zlib/lib
 ZLIBINC=/opt/zlib/include

+# Note that if you plan to build a libpng shared library, zlib must also
+# be a shared library, which zlib's configure does not do.  After running
+# zlib's configure, edit the appropriate lines of makefile to read:
+#   CFLAGS=-O1 -DHAVE_UNISTD -DUSE_MAP -fPIC \
+#   LDSHARED=ld -b
+#   SHAREDLIB=libz.sl
+
 ALIGN=
 # for i386:
 #ALIGN=-malign-loops=2 -malign-functions=2
@@ -33,7 +41,7 @@ RANLIB=ranlib
 #RANLIB=echo

 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -80,22 +88,24 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"\"; \
-	echo ldflags=\"\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config

 $(LIBNAME).sl: $(LIBNAME).sl.$(PNGMAJ)
-	ln -f -s $(LIBNAME).sl.$(PNGMAJ) $(LIBNAME).sl
+	ln -sf $(LIBNAME).sl.$(PNGMAJ) $(LIBNAME).sl

 $(LIBNAME).sl.$(PNGMAJ): $(LIBNAME).sl.$(PNGVER)
-	ln -f -s $(LIBNAME).sl.$(PNGVER) $(LIBNAME).sl.$(PNGMAJ)
+	ln -sf $(LIBNAME).sl.$(PNGVER) $(LIBNAME).sl.$(PNGMAJ)

 $(LIBNAME).sl.$(PNGVER): $(OBJSDLL)
-	$(LD) -b -L$(ZLIBLIB) +s +b $(ZLIBLIB) \
-	+h libpng.sl.$(PNGMAJ) -o libpng.sl.$(PNGVER) $(OBJSDLL) -lz
+	$(LD) -b +s \
+	+h $(LIBNAME).sl.$(PNGMAJ) -o $(LIBNAME).sl.$(PNGVER) $(OBJSDLL)
+
+libpng.sl.3.$(PNGMIN): $(OBJSDLL)
+	$(LD) -b +s \
+	+h libpng.sl.3 -o libpng.sl.3.$(PNGMIN) $(OBJSDLL)

 pngtest: pngtest.o $(LIBNAME).sl
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
@@ -120,22 +130,24 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -sf $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).sl.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).sl.$(PNGVER) libpng.pc \
+	libpng.sl.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).sl.$(PNGMAJ)* $(DL)/$(LIBNAME).sl
-	-@/bin/rm -f $(DL)/libpng.so
-	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/$(LIBNAME).sl.$(PNGVER)* $(DL)/$(LIBNAME).sl
+	-@/bin/rm -f $(DL)/$(LIBNAME).sl.$(PNGMAJ)
+	-@/bin/rm -f $(DL)/libpng.sl
+	-@/bin/rm -f $(DL)/libpng.sl.3
+	-@/bin/rm -f $(DL)/libpng.sl.3.$(PNGMIN)*
 	cp $(LIBNAME).sl.$(PNGVER) $(DL)
+	cp libpng.sl.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).sl.$(PNGVER)
+	chmod 755 $(DL)/libpng.sl.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -sf $(LIBNAME).sl.$(PNGVER) libpng.sl.3; \
-	ln -sf $(LIBNAME).sl.$(PNGVER) libpng.sl.3.$(PNGMIN); \
+	ln -sf libpng.sl.3.$(PNGMIN) libpng.sl.3; \
+	ln -sf libpng.sl.3 libpng.sl; \
 	ln -sf $(LIBNAME).sl.$(PNGVER) $(LIBNAME).sl.$(PNGMAJ); \
 	ln -sf $(LIBNAME).sl.$(PNGMAJ) $(LIBNAME).sl)
-	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir \
-	$(DL)/pkgconfig; fi
+	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
 	-@/bin/rm -f $(DL)/pkgconfig/$(LIBNAME).pc
 	-@/bin/rm -f $(DL)/pkgconfig/libpng.pc
 	cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
@@ -170,18 +182,16 @@ test-installed:
 	echo
 	echo Testing installed dynamic shared library.
 	$(CC) -I$(ZLIBINC) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
 	   -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs`
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png libpng.pc \
-	libpng-config $(LIBNAME).sl $(LIBNAME).sl.$(PNGMAJ)*
-
-clean:
-	/bin/rm -f *.o libpng.a $(SHAREDLIB).sl $(SHAREDLIB).sl.$(PNGMAJ)* \
-	pngtest pngout.png
+	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png \
+	libpng-config $(LIBNAME).sl $(LIBNAME).sl.$(PNGMAJ)* \
+	libpng.sl.3.$(PNGMIN) \
+	libpng.pc

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.hpux
+++ b/src/png/scripts/makefile.hpux
@@ -1,4 +1,4 @@
-# makefile for libpng, HPUX (10.20 and 11.00)
+# makefile for libpng, HPUX (10.20 and 11.00) using the ANSI/C product.
 # Copyright (C) 1999-2002 Glenn Randers-Pehrson
 # Copyright (C) 1995 Guy Eric Schalnat, Group 42
 # contributed by Jim Rice and updated by Chris Schleicher, Hewlett Packard
@@ -8,6 +8,13 @@
 ZLIBLIB=/opt/zlib/lib
 ZLIBINC=/opt/zlib/include

+# Note that if you plan to build a libpng shared library, zlib must also
+# be a shared library, which zlib's configure does not do.  After running
+# zlib's configure, edit the appropriate lines of makefile to read:
+#   CFLAGS=-O1 -DHAVE_UNISTD -DUSE_MAP -fPIC \
+#   LDSHARED=ld -b
+#   SHAREDLIB=libz.sl
+
 CC=cc
 CFLAGS=-I$(ZLIBINC) -O -Ae +DA1.1 +DS2.0
 # Caution: be sure you have built zlib with the same CFLAGS.
@@ -17,7 +24,7 @@ LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm
 RANLIB=ranlib

 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -57,7 +64,7 @@ OBJSDLL = $(OBJS:.o=.pic.o)
 all: libpng.a $(LIBNAME).sl pngtest libpng.pc libpng-config

 libpng.a: $(OBJS)
-	ar rc $@  $(OBJS)
+	ar rc $@ $(OBJS)
 	$(RANLIB) $@

 libpng.pc:
@@ -66,9 +73,9 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"-Ae +DA1.1 +DS2.0"; \
-	echo ldflags=\"-L$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo ccopts=\"-Ae +DA1.1 +DS2.0\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -80,9 +87,12 @@ $(LIBNAME).sl.$(PNGMAJ): $(LIBNAME).sl.$(PNGVER)
 	ln -sf $(LIBNAME).sl.$(PNGVER) $(LIBNAME).sl.$(PNGMAJ)

 $(LIBNAME).sl.$(PNGVER): $(OBJSDLL)
-	$(LD) -b -L$(ZLIBLIB) +s +b $(ZLIBLIB) \
-	+h $(LIBNAME).sl.$(PNGMAJ) -o $(LIBNAME).sl.$(PNGVER) \
-	$(OBJSDLL) -lz
+	$(LD) -b +s \
+	+h $(LIBNAME).sl.$(PNGMAJ) -o $(LIBNAME).sl.$(PNGVER) $(OBJSDLL)
+
+libpng.sl.3.$(PNGMIN): $(OBJSDLL)
+	$(LD) -b +s \
+	+h libpng.sl.3 -o libpng.sl.3.$(PNGMIN) $(OBJSDLL)

 pngtest: pngtest.o libpng.a
 	$(CC) -o pngtest $(CCFLAGS) pngtest.o $(LDFLAGS)
@@ -106,18 +116,21 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -sf $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).sl.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).sl.$(PNGVER) libpng.pc \
+	libpng.sl.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).sl.$(PNGMAJ)* $(DL)/$(LIBNAME).sl
+	-@/bin/rm -f $(DL)/$(LIBNAME).sl.$(PNGVER)* $(DL)/$(LIBNAME).sl
+	-@/bin/rm -f $(DL)/$(LIBNAME).sl.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.sl
 	-@/bin/rm -f $(DL)/libpng.sl.3
-	-@/bin/rm -f $(DL)/libpng.sl.3.*
+	-@/bin/rm -f $(DL)/libpng.sl.3.$(PNGMIN)*
 	cp $(LIBNAME).sl.$(PNGVER) $(DL)
+	cp libpng.sl.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).sl.$(PNGVER)
+	chmod 755 $(DL)/libpng.sl.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -sf $(LIBNAME).sl.$(PNGVER) libpng.sl; \
-	ln -sf $(LIBNAME).sl.$(PNGVER) libpng.sl.3; \
-	ln -sf $(LIBNAME).sl.$(PNGVER) libpng.sl.3.$(PNGMIN); \
+	ln -sf libpng.sl.3.$(PNGMIN) libpng.sl.3; \
+	ln -sf libpng.sl.3 libpng.sl; \
 	ln -sf $(LIBNAME).sl.$(PNGVER) $(LIBNAME).sl.$(PNGMAJ); \
 	ln -sf $(LIBNAME).sl.$(PNGMAJ) $(LIBNAME).sl)
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -155,14 +168,16 @@ test-installed:
 	echo
 	echo Testing installed dynamic shared library.
 	$(CC) $(CCFLAGS) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
 	   -L$(ZLIBLIB) \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs`
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png libpng.pc \
-	libpng-config $(LIBNAME).sl $(LIBNAME).sl.$(PNGMAJ)*
+	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png \
+	libpng-config $(LIBNAME).sl $(LIBNAME).sl.$(PNGMAJ)* \
+	libpng.sl.3.$(PNGMIN) \
+	libpng.pc

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.linux
+++ b/src/png/scripts/makefile.linux
@@ -5,7 +5,7 @@

 LIBNAME = libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)

 CC=gcc
@@ -83,9 +83,9 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"\"; \
-	echo ldflags=\"-L$(LIBPATH) -Wl,-rpath,$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
+	echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -99,7 +99,12 @@ $(LIBNAME).so.$(PNGMAJ): $(LIBNAME).so.$(PNGVER)
 $(LIBNAME).so.$(PNGVER): $(OBJSDLL)
 	$(CC) -shared -Wl,-soname,$(LIBNAME).so.$(PNGMAJ) \
 	-o $(LIBNAME).so.$(PNGVER) \
-	$(OBJSDLL) -L$(ZLIBLIB) -lz -lm -lc
+	$(OBJSDLL)
+
+libpng.so.3.$(PNGMIN): $(OBJSDLL)
+	$(CC) -shared -Wl,-soname,libpng.so.3 \
+	-o libpng.so.3.$(PNGMIN) \
+	$(OBJSDLL)

 pngtest: pngtest.o $(LIBNAME).so
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
@@ -133,18 +138,21 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -sf $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+	libpng.so.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.so
 	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)*
 	cp $(LIBNAME).so.$(PNGVER) $(DL)
+	cp libpng.so.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+	chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -sf libpng.so.3.$(PNGMIN) libpng.so.3; \
+	ln -sf libpng.so.3 libpng.so; \
 	ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -180,14 +188,16 @@ install: install-static install-shared install-man install-config

 test-installed:
 	$(CC) -I$(ZLIBINC) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
 	   -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs`
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngout.png libpng.pc libpng-config \
-	$(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtest-static pngtesti
+	/bin/rm -f *.o libpng.a pngtest pngout.png libpng-config \
+	$(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtest-static pngtesti \
+	libpng.so.3.$(PNGMIN) \
+	libpng.pc

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.ne12bsd
+++ b/src/png/scripts/makefile.ne12bsd
@@ -13,7 +13,7 @@ INCSDIR=${LOCALBASE}/include/libpng12

 LIB=	png12
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.4
+SHLIB_MINOR=	1.2.6
 SRCS=	pnggccrd.c png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 		pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 		pngwtran.c pngmem.c pngerror.c pngpread.c
--- a/src/png/scripts/makefile.netbsd
+++ b/src/png/scripts/makefile.netbsd
@@ -13,7 +13,7 @@ INCSDIR=${LOCALBASE}/include/libpng

 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.2.4
+SHLIB_MINOR=	1.2.6
 SRCS=	pnggccrd.c png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 		pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 		pngwtran.c pngmem.c pngerror.c pngpread.c
--- a/src/png/scripts/makefile.openbsd
+++ b/src/png/scripts/makefile.openbsd
@@ -7,7 +7,7 @@ LIBDIR=	${PREFIX}/lib
 MANDIR= ${PREFIX}/man/cat

 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.2.4
+SHLIB_MINOR=	1.2.6

 LIB=	png
 SRCS=	png.c pngerror.c pnggccrd.c pngget.c pngmem.c pngpread.c \
--- a/src/png/scripts/makefile.sco
+++ b/src/png/scripts/makefile.sco
@@ -24,7 +24,7 @@ LDFLAGS=-L. -L$(ZLIBLIB) -lpng12 -lz -lm
 RANLIB=echo

 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -71,9 +71,9 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"-belf\"; \
-	echo ldflags=\"-L$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo ccopts=\"-belf\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -88,6 +88,10 @@ $(LIBNAME).so.$(PNGVER): $(OBJSDLL)
 	$(CC) -G  -Wl,-h,$(LIBNAME).so.$(PNGMAJ) -o $(LIBNAME).so.$(PNGVER) \
 	 $(OBJSDLL)

+libpng.so.3.$(PNGMIN): $(OBJSDLL)
+	$(CC) -G  -Wl,-h,libpng.so.3 -o libpng.so.3.$(PNGMIN) \
+	$(OBJSDLL)
+
 pngtest: pngtest.o $(LIBNAME).so
 	LD_RUN_PATH=.:$(ZLIBLIB) $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)

@@ -112,18 +116,21 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -f -s $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+	libpng.so.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.so
 	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)*
 	cp $(LIBNAME).so.$(PNGVER) $(DL)
+	cp libpng.so.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+	chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -f -s libpng.so.3.$(PNGMIN) libpng.so.3; \
+	ln -f -s libpng.so.3 libpng.so; \
 	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -150,7 +157,7 @@ install-config: libpng-config
 	-@/bin/rm -f $(DB)/$(LIBNAME)-config
 	cp libpng-config $(DB)/$(LIBNAME)-config
 	chmod 755 $(DB)/$(LIBNAME)-config
-	(cd $(DB); ln -sf $(LIBNAME)-config libpng-config)
+	(cd $(DB); ln -f -s $(LIBNAME)-config libpng-config)

 install: install-static install-shared install-man install-config

@@ -159,18 +166,16 @@ install: install-static install-shared install-man install-config

 test-installed:
 	$(CC) $(CFLAGS) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
 	   -L$(ZLIBLIB) \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs`
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngout.png libpng.pc libpng-config \
-	$(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtest-static pngtesti
-
-
-clean:
-	/bin/rm -f *.o libpng.a $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtest pngout.png
+	/bin/rm -f *.o libpng.a pngtest pngout.png libpng-config \
+	$(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtest-static pngtesti \
+	libpng.so.3.$(PNGMIN) \
+	libpng.pc

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.sggcc
+++ b/src/png/scripts/makefile.sggcc
@@ -18,7 +18,7 @@ ZLIBINC=../zlib

 LIBNAME=libpng12
 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 CC=gcc

@@ -29,7 +29,10 @@ ABI=
 WARNMORE= # -g -DPNG_DEBUG=5
 CFLAGS=$(ABI) -I$(ZLIBINC) -O2 $(WARNMORE) -fPIC -mabi=n32
 LDFLAGS=$(ABI) -L. -L$(ZLIBLIB) -lpng -lz -lm
-LDSHARED=cc $(ABI) -shared -soname $(LIBNAME).so.$(PNGMAJ)
+LDSHARED=cc $(ABI) -shared -soname $(LIBNAME).so.$(PNGMAJ) \
+  -set_version sgi$(PNGMAJ).0
+LDLEGACY=cc $(ABI) -shared -soname libpng.so.3 \
+  -set_version sgi$3.0
 # See "man dso" for info about shared objects

 RANLIB=echo
@@ -69,17 +72,16 @@ libpng.a: $(OBJS)
 shared: $(LIBNAME).so.$(PNGVER)

 libpng.pc:
-	cat scripts/libpng.pc.in | sed -e s\!@PREFIX@!$(prefix)! > \
-	libpng.pc
+	cat scripts/libpng.pc.in | sed -e s\!@PREFIX@!$(prefix)! > libpng.pc

 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME) -DPNG_USE_PNGGCCRD \
-		-DPNG_NO_ASSEMBLER_CODE\"; \
-	echo cflags=\"$(ABI)\"; \
-	echo ldflags=\"-L$(LIBPATH)\"; \
-	echo rpath=\"$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo ccopts=\"$(ABI)\"; \
+	echo ldopts=\"$(ABI)\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
+	echo libdir=\"$(LIBPATH)\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -94,6 +96,9 @@ $(LIBNAME).so.$(PNGVER): $(OBJS)
 	$(LDSHARED) -o $@ $(OBJS)
 	rm -f $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)

+libpng.so.3.$(PNGMIN): $(OBJS)
+	$(LDLEGACY) -o $@ $(OBJS)
+
 pngtest: pngtest.o libpng.a
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)

@@ -118,18 +123,21 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -sf $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+	libpng.so.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.so
 	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)*
 	cp $(LIBNAME).so.$(PNGVER) $(DL)
+	cp libpng.so.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+	chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -sf libpng.so.3.$(PNGMIN) libpng.so.3; \
+	ln -sf libpng.so.3 libpng.so; \
 	ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -164,17 +172,19 @@ install: install-static install-shared install-man install-config
 # move the library to its final location.

 test-installed:
-	$(CC) -I$(ZLIBINC) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
-	   -L$(ZLIBLIB) -rpath $(ZLIBLIB):`$(BINPATH)/libpng12-config --rpath` \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs`
 	echo
 	echo Testing installed dynamic shared library.
+	$(CC) -I$(ZLIBINC) \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
+	   -L$(ZLIBLIB) -rpath $(ZLIBLIB):`$(BINPATH)/libpng12-config --libdir` \
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
 	./pngtesti pngtest.png

 clean:
-	rm -f *.o libpng.a pngtest pngout.png libpng.pc libpng-config \
-	$(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* so_locations
+	rm -f *.o libpng.a pngtest pngtesti pngout.png libpng.pc libpng-config \
+	$(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* \
+	libpng.so.3.$(PNGMIN) \
+	so_locations

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.so9
+++ b/src/png/scripts/makefile.so9
@@ -34,7 +34,7 @@ LDFLAGS=-L. -R. -L$(ZLIBLIB) -R$(ZLIBLIB) -lpng12 -lz -lm
 RANLIB=echo

 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -81,9 +81,9 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo cflags=\"\"; \
-	echo ldflags=\"-L$(LIBPATH) -R$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
+	echo R_opts=\"-R$(LIBPATH)\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -107,8 +107,12 @@ $(LIBNAME).so.$(PNGVER): $(OBJSDLL)
 	echo; \
 	;; \
 	esac
-	$(LD) -G -L$(ZLIBLIB) -R$(ZLIBLIB) -h $(LIBNAME).so.$(PNGMAJ) \
-	 -o $(LIBNAME).so.$(PNGVER) $(OBJSDLL) -lz
+	$(LD) -G -h $(LIBNAME).so.$(PNGMAJ) \
+	 -o $(LIBNAME).so.$(PNGVER) $(OBJSDLL)
+
+libpng.so.3.$(PNGMIN): $(OBJS)
+	$(LD) -G -h libpng.so.3 \
+	 -o libpng.so.3.$(PNGMIN) $(OBJSDLL)

 pngtest: pngtest.o $(LIBNAME).so
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
@@ -132,18 +136,21 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -f -s $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+	libpng.so.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.so
 	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)*
 	cp $(LIBNAME).so.$(PNGVER) $(DL)
+	cp libpng.so.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+	chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -f -s libpng.so.3.$(PNGMIN) libpng.so.3; \
+	ln -f -s libpng.so.3 libpng.so; \
 	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
 	ln -f -s $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -170,7 +177,7 @@ install-config: libpng-config
 	-@/bin/rm -f $(DB)/$(LIBNAME)-config
 	cp libpng-config $(DB)/$(LIBNAME)-config
 	chmod 755 $(DB)/$(LIBNAME)-config
-	(cd $(DB); ln -sf $(LIBNAME)-config libpng-config)
+	(cd $(DB); ln -f -s $(LIBNAME)-config libpng-config)

 install: install-static install-shared install-man install-config

@@ -181,14 +188,16 @@ test-installed:
 	echo
 	echo Testing installed dynamic shared library.
 	$(CC) -I$(ZLIBINC) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs` \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags` \
 	   -L$(ZLIBLIB) -R$(ZLIBLIB)
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png libpng.pc \
-	libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)*
+	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png \
+	libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* \
+	libpng.so.3.$(PNGMIN) \
+	libpng.pc

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.solaris
+++ b/src/png/scripts/makefile.solaris
@@ -1,5 +1,5 @@
 # makefile for libpng on Solaris 2.x with gcc
-# Copyright (C) 2002 Glenn Randers-Pehrson
+# Copyright (C) 2004 Glenn Randers-Pehrson
 # Contributed by William L. Sebok, based on makefile.linux
 # Copyright (C) 1998 Greg Roelofs
 # Copyright (C) 1996, 1997 Andreas Dilger
@@ -22,7 +22,7 @@ ZLIBINC=/usr/local/include
 WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
 	-Wmissing-declarations -Wtraditional -Wcast-align \
 	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
-CFLAGS=-I$(ZLIBINC) -Wall -O3 \
+CFLAGS=-I$(ZLIBINC) -Wall -O \
 	# $(WARNMORE) -g -DPNG_DEBUG=5
 LDFLAGS=-L. -R. -L$(ZLIBLIB) -R$(ZLIBLIB) -lpng12 -lz -lm

@@ -30,7 +30,7 @@ LDFLAGS=-L. -R. -L$(ZLIBLIB) -R$(ZLIBLIB) -lpng12 -lz -lm
 RANLIB=echo

 PNGMAJ = 0
-PNGMIN = 1.2.4
+PNGMIN = 1.2.6
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12

@@ -77,10 +77,10 @@ libpng.pc:
 libpng-config:
 	( cat scripts/libpng-config-head.in; \
 	echo prefix=\"$(prefix)\"; \
-	echo cppflags=\"-I$(INCPATH)/$(LIBNAME) -DPNG_USE_PNGGCCRD \
-		-DPNG_NO_ASSEMBLER_CODE\"; \
-	echo cflags=\"$(ABI)\"; \
-	echo ldflags=\"-L$(LIBPATH) -R$(LIBPATH)\"; \
+	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
+	echo cppflags=\"-DPNG_USE_PNGGCCRD -DPNG_NO_ASSEMBLER_CODE\"; \
+	echo L_opts=\"-L$(LIBPATH)\"; \
+	echo R_opts=\"-R$(LIBPATH)\"; \
 	echo libs=\"-lpng12 -lz -lm\"; \
 	cat scripts/libpng-config-body.in ) > libpng-config
 	chmod +x libpng-config
@@ -104,8 +104,12 @@ $(LIBNAME).so.$(PNGVER): $(OBJSDLL)
 	echo; \
 	;; \
 	esac
-	$(LD) -G -L$(ZLIBLIB) -R$(ZLIBLIB) -h $(LIBNAME).so.$(PNGMAJ) \
-	 -o $(LIBNAME).so.$(PNGVER) $(OBJSDLL) -lz
+	$(LD) -G -h $(LIBNAME).so.$(PNGMAJ) \
+	 -o $(LIBNAME).so.$(PNGVER) $(OBJSDLL)
+
+libpng.so.3.$(PNGMIN): $(OBJS)
+	$(LD) -G -h libpng.so.3 \
+	 -o libpng.so.3.$(PNGMIN) $(OBJSDLL)

 pngtest: pngtest.o $(LIBNAME).so
 	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
@@ -129,18 +133,21 @@ install-static: install-headers libpng.a
 	-@/bin/rm -f $(DL)/libpng.a
 	(cd $(DL); ln -f -s $(LIBNAME).a libpng.a)

-install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc
+install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
+	libpng.so.3.$(PNGMIN)
 	-@if [ ! -d $(DL) ]; then mkdir $(DL); fi
-	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
+	-@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)
 	-@/bin/rm -f $(DL)/libpng.so
 	-@/bin/rm -f $(DL)/libpng.so.3
-	-@/bin/rm -f $(DL)/libpng.so.3.*
+	-@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)*
 	cp $(LIBNAME).so.$(PNGVER) $(DL)
+	cp libpng.so.3.$(PNGMIN) $(DL)
 	chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
+	chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
 	(cd $(DL); \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3; \
-	ln -f -s $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
+	ln -f -s libpng.so.3.$(PNGMIN) libpng.so.3; \
+	ln -f -s libpng.so.3 libpng.so; \
 	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so; \
 	ln -f -s $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ))
 	-@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
@@ -167,7 +174,7 @@ install-config: libpng-config
 	-@/bin/rm -f $(DB)/$(LIBNAME)-config
 	cp libpng-config $(DB)/$(LIBNAME)-config
 	chmod 755 $(DB)/$(LIBNAME)-config
-	(cd $(DB); ln -sf $(LIBNAME)-config libpng-config)
+	(cd $(DB); ln -s -f $(LIBNAME)-config libpng-config)

 install: install-static install-shared install-man install-config

@@ -178,14 +185,16 @@ test-installed:
 	echo
 	echo Testing installed dynamic shared library.
 	$(CC) -I$(ZLIBINC) \
-	   `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \
-	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs` \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
+	   -o pngtesti `$(BINPATH)/libpng12-config --ldflags` \
 	   -L$(ZLIBLIB) -R$(ZLIBLIB)
 	./pngtesti pngtest.png

 clean:
-	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png libpng.pc \
-	libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)*
+	/bin/rm -f *.o libpng.a pngtest pngtesti pngout.png \
+	libpng-config $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* \
+	libpng.so.3.$(PNGMIN) \
+	libpng.pc

 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
--- a/src/png/scripts/makefile.vcawin32
+++ b/src/png/scripts/makefile.vcawin32
@@ -5,31 +5,35 @@
 # To use, do "nmake /f scripts\makefile.vcawin32"

 # -------- Microsoft Visual C++ 5.0 and later, uses assembler code --------
+# If you don't want to use assembler (MMX) code, use makefile.vcwin32 instead.

-# Caution: the assembler code was introduced at libpng version 1.0.4 and has
-# not yet been thoroughly tested.
+# Compiler, linker, librarian, and other tools
+CC = cl
+LD = link
+AR = lib
+CFLAGS  = -DPNG_USE_PNGVCRD -nologo -MD -O2 -W3 -I..\zlib
+LDFLAGS = -nologo
+ARFLAGS = -nologo
+RM = del

-# If you don't want to use assembler code, use makefile.vcwin32 instead.
-
-CFLAGS=-DPNG_USE_PNGVCRD -Ox -GA3s -nologo -W3 -I..\zlib
-
-CC=cl
-LD=link
-LDFLAGS= 
+# File extensions
 O=.obj

 #uncomment next to put error messages in a file
-#ERRFILE= >> pngerrs
+#ERRFILE= >> pngerrs.log

-# variables
-OBJS1 = png$(O) pngset$(O) pngget$(O) pngrutil$(O) pngtrans$(O) pngwutil$(O)
-OBJS2 = pngmem$(O) pngpread$(O) pngread$(O) pngerror$(O) pngwrite$(O)
-OBJS3 = pngrtran$(O) pngwtran$(O) pngrio$(O) pngwio$(O) pngvcrd$(O)
+# Variables
+OBJS1 = png$(O) pngerror$(O) pngget$(O) pngmem$(O) pngpread$(O)
+OBJS2 = pngread$(O) pngrio$(O) pngrtran$(O) pngrutil$(O) pngset$(O)
+OBJS3 = pngtrans$(O) pngwio$(O) pngwrite$(O) pngwtran$(O) pngwutil$(O)
+OBJS4 = pngvcrd$(O)
+OBJS  = $(OBJS1) $(OBJS2) $(OBJS3) $(OBJS4)

+# Targets
 all: libpng.lib

 png$(O): png.h pngconf.h
-		  $(CC) -c $(CFLAGS) $*.c $(ERRFILE)
+	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)

 pngset$(O): png.h pngconf.h
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
@@ -49,9 +53,6 @@ pngrtran$(O): png.h pngconf.h
 pngrutil$(O): png.h pngconf.h
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)

-pngvcrd$(O): png.h pngconf.h
-	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
-
 pngerror$(O): png.h pngconf.h
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)

@@ -79,16 +80,24 @@ pngwtran$(O): png.h pngconf.h
 pngwutil$(O): png.h pngconf.h
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)

-libpng.lib: $(OBJS1) $(OBJS2) $(OBJS3)
-	echo something to del > libpng.lib
-	del libpng.lib
-	lib /OUT:libpng.lib $(OBJS1) $(OBJS2) $(OBJS3)
+pngvcrd$(O): png.h pngconf.h
+	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)

-pngtest.exe: pngtest.obj libpng.lib
-	$(LD) $(LDFLAGS) pngtest.obj libpng.lib ..\zlib\zlib.lib /OUT:pngtest.exe /SUBSYSTEM:CONSOLE
+libpng.lib: $(OBJS)
+	-$(RM) $@
+	$(AR) $(ARFLAGS) -out:$@ $(OBJS) $(ERRFILE)
+
+pngtest.exe: pngtest$(O) libpng.lib
+	$(LD) $(LDFLAGS) -out:$@ pngtest$(O) libpng.lib ..\zlib\zlib.lib $(ERRFILE)

 test: pngtest.exe
 	pngtest

+clean:
+	-$(RM) *$(O)
+	-$(RM) libpng.lib
+	-$(RM) pngtest.exe
+	-$(RM) pngout.png
+
 # End of makefile for libpng

--- a/src/png/scripts/makefile.vcwin32
+++ b/src/png/scripts/makefile.vcwin32
@@ -4,28 +4,35 @@
 # Assumes that zlib.lib, zconf.h, and zlib.h have been copied to ..\zlib
 # To use, do "nmake /f scripts\makefile.vcwin32"

-# -------- Microsoft Visual C++ 4.0 and later, no assembler code --------
-# If you want to use assembler code, use makefile.vcawin32 instead.
+# -------- Microsoft Visual C++ 2.0 and later, no assembler code --------
+# If you want to use assembler (MMX) code, use makefile.vcawin32 instead.

-CFLAGS= -Ox -GA3s -nologo -W3 -I..\zlib
+# Compiler, linker, librarian, and other tools
+CC = cl
+LD = link
+AR = lib
+CFLAGS  = -nologo -MD -O2 -W3 -I..\zlib
+LDFLAGS = -nologo
+ARFLAGS = -nologo
+RM = del

-CC=cl
-LD=link
-LDFLAGS= 
+# File extensions
 O=.obj

 #uncomment next to put error messages in a file
-#ERRFILE= >> pngerrs
+#ERRFILE= >> pngerrs.log

-# variables
-OBJS1 = png$(O) pngset$(O) pngget$(O) pngrutil$(O) pngtrans$(O) pngwutil$(O)
-OBJS2 = pngmem$(O) pngpread$(O) pngread$(O) pngerror$(O) pngwrite$(O)
-OBJS3 = pngrtran$(O) pngwtran$(O) pngrio$(O) pngwio$(O)
+# Variables
+OBJS1 = png$(O) pngerror$(O) pngget$(O) pngmem$(O) pngpread$(O)
+OBJS2 = pngread$(O) pngrio$(O) pngrtran$(O) pngrutil$(O) pngset$(O)
+OBJS3 = pngtrans$(O) pngwio$(O) pngwrite$(O) pngwtran$(O) pngwutil$(O)
+OBJS  = $(OBJS1) $(OBJS2) $(OBJS3)

+# Targets
 all: libpng.lib

 png$(O): png.h pngconf.h
-		  $(CC) -c $(CFLAGS) $*.c $(ERRFILE)
+	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)

 pngset$(O): png.h pngconf.h
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
@@ -72,16 +79,21 @@ pngwtran$(O): png.h pngconf.h
 pngwutil$(O): png.h pngconf.h
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)

-libpng.lib: $(OBJS1) $(OBJS2) $(OBJS3)
-	echo something to del > libpng.lib
-	del libpng.lib
-	lib /OUT:libpng.lib $(OBJS1) $(OBJS2) $(OBJS3)
+libpng.lib: $(OBJS)
+	-$(RM) $@
+	$(AR) $(ARFLAGS) -out:$@ $(OBJS) $(ERRFILE)

-pngtest.exe: pngtest.obj libpng.lib
-	$(LD) $(LDFLAGS) pngtest.obj libpng.lib ..\zlib\zlib.lib /OUT:pngtest.exe /SUBSYSTEM:CONSOLE
+pngtest.exe: pngtest$(O) libpng.lib
+	$(LD) $(LDFLAGS) -out:$@ pngtest$(O) libpng.lib ..\zlib\zlib.lib $(ERRFILE)

 test: pngtest.exe
 	pngtest

+clean:
+	-$(RM) *$(O)
+	-$(RM) libpng.lib
+	-$(RM) pngtest.exe
+	-$(RM) pngout.png
+
 # End of makefile for libpng

--- a/src/png/scripts/pngos2.def
+++ b/src/png/scripts/pngos2.def
@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------

-; Version 1.2.4
+; Version 1.2.6

 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"
@@ -184,27 +184,6 @@ EXPORTS
  png_convert_to_rfc1123
  png_set_invalid

-; Added at version 1.2.0:
-  png_mmx_support
-  png_permit_empty_plte
-  png_permit_mng_features
-  png_get_mmx_flagmask
-  png_get_asm_flagmask
-  png_get_asm_flags
-  png_get_mmx_bitdepth_threshold
-  png_get_mmx_rowbytes_threshold
-  png_set_asm_flags
-  png_init_mmx_flags
-
-; Added at version 1.2.2:
-  png_handle_as_unknown
-
-; Added at version 1.2.2 and deleted from 1.2.3:
-; png_zalloc
-; png_zfree
-
-; Added at version 1.2.4
-  png_malloc_warn

 ; These are not present when libpng is compiled with PNG_NO_GLOBAL_ARRAYS
  png_libpng_ver