src/png/scripts/makefile.elf

# makefile for libpng.a and libpng14.so on Linux ELF with gcc
# Copyright (C) 1998, 1999, 2002, 2006, 2008, 2010 Greg Roelofs
# and Glenn Randers-Pehrson
# Copyright (C) 1996, 1997 Andreas Dilger
#
# This code is released under the libpng license.
# For conditions of distribution and use, see the disclaimer
# and license in png.h

# Modified for Debian by Junichi Uekawa and Josselin Mouette
# Major modifications are:
#    * link libpng explicitly with libz and libm
#    * $(OLDSO).14 is a symlink rather than a different library
#    * versioned symbols

# Library name:
LIBNAME = libpng14
PNGMAJ = 14

# Shared library names:
LIBSO=$(LIBNAME).so
LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ)
LIBSOREL=$(LIBSOMAJ).$(RELEASE)
OLDSO=libpng.so
OLDSOMAJ=libpng.so.14

# Utilities:
AR_RC=ar rc
CC=gcc
MKDIR_P=mkdir -p
LN_SF=ln -sf
RANLIB=ranlib
RM_F=/bin/rm -f

# where "make install" puts libpng14.a, libpng14.so*,
# libpng14/png.h and libpng14/pngconf.h
# Prefix must be a full pathname.
prefix=/usr/local
exec_prefix=$(prefix)

# Where the zlib library and include files are located.
ZLIBLIB=/usr/local/lib
ZLIBINC=/usr/local/include
# ZLIBLIB=../zlib
# ZLIBINC=../zlib

ALIGN=
# for i386:
#ALIGN=-malign-loops=2 -malign-functions=2

WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
	-Wmissing-declarations -Wtraditional -Wcast-align \
	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion

# for pgcc version 2.95.1, -O3 is buggy; don't use it.

CFLAGS=-W -Wall -D_REENTRANT -O2 \
	$(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5

LDFLAGS=-L. -lpng14
LDFLAGS_A=libpng.a -lz -lm
LIBADDFLAGS=-lz -lm


INCPATH=$(prefix)/include
LIBPATH=$(exec_prefix)/lib
MANPATH=$(prefix)/man
BINPATH=$(exec_prefix)/bin

# override DESTDIR= on the make install command line to easily support
# installing into a temporary location.  Example:
#
#    make install DESTDIR=/tmp/build/libpng
#
# If you're going to install into a temporary location
# via DESTDIR, $(DESTDIR)$(prefix) must already exist before
# you execute make install.
DESTDIR=

DB=$(DESTDIR)$(BINPATH)
DI=$(DESTDIR)$(INCPATH)
DL=$(DESTDIR)$(LIBPATH)
DM=$(DESTDIR)$(MANPATH)

OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
	pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
	pngwtran.o pngmem.o pngerror.o pngpread.o

OBJSDLL = $(OBJS:.o=.pic.o)

.SUFFIXES:      .c .o .pic.o

.c.pic.o:
	$(CC) -c $(CFLAGS) -fPIC -o $@ $*.c

all: libpng.a $(LIBSO) pngtest pngtest-static libpng.pc libpng-config

libpng.a: $(OBJS)
	$(AR_RC) $@ $(OBJS)
	$(RANLIB) $@

libpng.pc:
	cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \
	-e s!@exec_prefix@!$(exec_prefix)! \
	-e s!@libdir@!$(LIBPATH)! \
	-e s!@includedir@!$(INCPATH)! \
	-e s!-lpng14!-lpng14\ -lz\ -lm! > libpng.pc

libpng.syms: png.h pngconf.h
	$(CC) $(CFLAGS) -E -DPNG_BUILDSYMS -DPNG_INTERNAL png.h |\
	awk -F '[\t [\\]();]' -v PNGMAJ=$(PNGMAJ) 'BEGIN{printf("PNG14_%s {global:\n",PNGMAJ)}\
	{ for (i=1;i+2<=NF;++i)\
		if ($$(i)=="PNG_FUNCTION_EXPORT" && $$(i+2)=="END")\
			print $$(i+1) ";";\
	for (i=1;i+1<=NF;++i)\
		if ($$(i)=="PNG_DATA_EXPORT")\
			print $$(i+1) ";";}\
	END{print "local: *; };"}' >$@.new
	$(RM_F) $@
	mv $@.new $@

libpng-config:
	( cat scripts/libpng-config-head.in; \
	echo prefix=\"$(prefix)\"; \
	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
	echo L_opts=\"\"; \
	echo R_opts=\"\"; \
	echo libs=\"-lpng14\"; \
	echo all_libs=\"-lpng14 $(LIBADDFLAGS)\"; \
	cat scripts/libpng-config-body.in ) > libpng-config
	chmod +x libpng-config

$(LIBSO): $(LIBSOMAJ)
	$(LN_SF) $(LIBSOMAJ) $(LIBSO)

$(LIBSOMAJ): $(OBJSDLL) libpng.syms
	$(CC) -shared -Wl,-soname,$(LIBSOMAJ) \
	-Wl,-version-script,libpng.syms \
	-o $(LIBSOMAJ) \
	$(OBJSDLL)

pngtest: pngtest.o $(LIBSO)
	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)

pngtest-static: pngtest.o libpng.a
	$(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A)

test: pngtest pngtest-static
	@echo ""
	@echo "   Running pngtest dynamically linked with $(LIBSO):"
	@echo ""
	LD_LIBRARY_PATH=".:${LD_LIBRARY_PATH}" ./pngtest
	@echo ""
	@echo "   Running pngtest statically linked with libpng.a:"
	@echo ""
	./pngtest-static

install-headers: png.h pngconf.h
	-@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
	-@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
	cp png.h pngconf.h $(DI)/$(LIBNAME)
	chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h
	-@$(RM_F) $(DI)/png.h $(DI)/pngconf.h
	-@$(RM_F) $(DI)/libpng
	(cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)

install-static: install-headers libpng.a
	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
	cp libpng.a $(DL)/$(LIBNAME).a
	chmod 644 $(DL)/$(LIBNAME).a
	-@$(RM_F) $(DL)/libpng.a
	(cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)

install-shared: install-headers $(LIBSOMAJ) libpng.pc
	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
	-@$(RM_F) $(DL)/$(LIBSO)
	-@$(RM_F) $(DL)/$(LIBSOREL)
	-@$(RM_F) $(DL)/$(OLDSO)
	cp $(LIBSOMAJ) $(DL)/$(LIBSOREL)
	chmod 755 $(DL)/$(LIBSOREL)
	(cd $(DL); \
	$(LN_SF) $(LIBSOREL) $(LIBSO); \
	$(LN_SF) $(LIBSO) $(OLDSO))
	-@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
	-@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
	-@$(RM_F) $(DL)/pkgconfig/libpng.pc
	cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
	chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc
	(cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)

install-man: libpng.3 libpngpf.3 png.5
	-@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
	-@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
	-@$(RM_F) $(DM)/man3/libpng.3
	-@$(RM_F) $(DM)/man3/libpngpf.3
	cp libpng.3 $(DM)/man3
	cp libpngpf.3 $(DM)/man3
	-@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
	-@$(RM_F) $(DM)/man5/png.5
	cp png.5 $(DM)/man5

install-config: libpng-config
	-@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
	-@$(RM_F) $(DB)/libpng-config
	-@$(RM_F) $(DB)/$(LIBNAME)-config
	cp libpng-config $(DB)/$(LIBNAME)-config
	chmod 755 $(DB)/$(LIBNAME)-config
	(cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)

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

# If you installed in $(DESTDIR), test-installed won't work until you
# move the library to its final location.  Use test-dd to test it
# before then.

test-dd:
	echo
	echo Testing installed dynamic shared library in $(DL).
	$(CC) -I$(DI) -I$(ZLIBINC) \
	   `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
	   -L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \
	   -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags`
	./pngtestd pngtest.png

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

clean:
	$(RM_F) *.o libpng.a libpng.syms pngtest pngout.png libpng-config \
	$(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \
	libpng.pc

DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
writelock:
	chmod a-w *.[ch35] $(DOCS) scripts/*

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

png.o png.pic.o: png.h pngconf.h pngpriv.h
pngerror.o pngerror.pic.o: png.h pngconf.h pngpriv.h
pngrio.o pngrio.pic.o: png.h pngconf.h pngpriv.h
pngwio.o pngwio.pic.o: png.h pngconf.h pngpriv.h
pngmem.o pngmem.pic.o: png.h pngconf.h pngpriv.h
pngset.o pngset.pic.o: png.h pngconf.h pngpriv.h
pngget.o pngget.pic.o: png.h pngconf.h pngpriv.h
pngread.o pngread.pic.o: png.h pngconf.h pngpriv.h
pngrtran.o pngrtran.pic.o: png.h pngconf.h pngpriv.h
pngrutil.o pngrutil.pic.o: png.h pngconf.h pngpriv.h
pngtrans.o pngtrans.pic.o: png.h pngconf.h pngpriv.h
pngwrite.o pngwrite.pic.o: png.h pngconf.h pngpriv.h
pngwtran.o pngwtran.pic.o: png.h pngconf.h pngpriv.h
pngwutil.o pngwutil.pic.o: png.h pngconf.h pngpriv.h
pngpread.o pngpread.pic.o: png.h pngconf.h pngpriv.h

pngtest.o: png.h pngconf.h
Commit	Line	Data
	1	# makefile for libpng.a and libpng14.so on Linux ELF with gcc
	2	# Copyright (C) 1998, 1999, 2002, 2006, 2008, 2010 Greg Roelofs
	3	# and Glenn Randers-Pehrson
	4	# Copyright (C) 1996, 1997 Andreas Dilger
	5	#
	6	# This code is released under the libpng license.
	7	# For conditions of distribution and use, see the disclaimer
	8	# and license in png.h
	9
	10	# Modified for Debian by Junichi Uekawa and Josselin Mouette
	11	# Major modifications are:
	12	# * link libpng explicitly with libz and libm
	13	# * $(OLDSO).14 is a symlink rather than a different library
	14	# * versioned symbols
	15
	16	# Library name:
	17	LIBNAME = libpng14
	18	PNGMAJ = 14
	19
	20	# Shared library names:
	21	LIBSO=$(LIBNAME).so
	22	LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ)
	23	LIBSOREL=$(LIBSOMAJ).$(RELEASE)
	24	OLDSO=libpng.so
	25	OLDSOMAJ=libpng.so.14
	26
	27	# Utilities:
	28	AR_RC=ar rc
	29	CC=gcc
	30	MKDIR_P=mkdir -p
	31	LN_SF=ln -sf
	32	RANLIB=ranlib
	33	RM_F=/bin/rm -f
	34
	35	# where "make install" puts libpng14.a, libpng14.so*,
	36	# libpng14/png.h and libpng14/pngconf.h
	37	# Prefix must be a full pathname.
	38	prefix=/usr/local
	39	exec_prefix=$(prefix)
	40
	41	# Where the zlib library and include files are located.
	42	ZLIBLIB=/usr/local/lib
	43	ZLIBINC=/usr/local/include
	44	# ZLIBLIB=../zlib
	45	# ZLIBINC=../zlib
	46
	47	ALIGN=
	48	# for i386:
	49	#ALIGN=-malign-loops=2 -malign-functions=2
	50
	51	WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
	52	-Wmissing-declarations -Wtraditional -Wcast-align \
	53	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
	54
	55	# for pgcc version 2.95.1, -O3 is buggy; don't use it.
	56
	57	CFLAGS=-W -Wall -D_REENTRANT -O2 \
	58	$(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5
	59
	60	LDFLAGS=-L. -lpng14
	61	LDFLAGS_A=libpng.a -lz -lm
	62	LIBADDFLAGS=-lz -lm
	63
	64
	65	INCPATH=$(prefix)/include
	66	LIBPATH=$(exec_prefix)/lib
	67	MANPATH=$(prefix)/man
	68	BINPATH=$(exec_prefix)/bin
	69
	70	# override DESTDIR= on the make install command line to easily support
	71	# installing into a temporary location. Example:
	72	#
	73	# make install DESTDIR=/tmp/build/libpng
	74	#
	75	# If you're going to install into a temporary location
	76	# via DESTDIR, $(DESTDIR)$(prefix) must already exist before
	77	# you execute make install.
	78	DESTDIR=
	79
	80	DB=$(DESTDIR)$(BINPATH)
	81	DI=$(DESTDIR)$(INCPATH)
	82	DL=$(DESTDIR)$(LIBPATH)
	83	DM=$(DESTDIR)$(MANPATH)
	84
	85	OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
	86	pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
	87	pngwtran.o pngmem.o pngerror.o pngpread.o
	88
	89	OBJSDLL = $(OBJS:.o=.pic.o)
	90
	91	.SUFFIXES: .c .o .pic.o
	92
	93	.c.pic.o:
	94	$(CC) -c $(CFLAGS) -fPIC -o $@ $*.c
	95
	96	all: libpng.a $(LIBSO) pngtest pngtest-static libpng.pc libpng-config
	97
	98	libpng.a: $(OBJS)
	99	$(AR_RC) $@ $(OBJS)
	100	$(RANLIB) $@
	101
	102	libpng.pc:
	103	cat scripts/libpng.pc.in \| sed -e s!@prefix@!$(prefix)! \
	104	-e s!@exec_prefix@!$(exec_prefix)! \
	105	-e s!@libdir@!$(LIBPATH)! \
	106	-e s!@includedir@!$(INCPATH)! \
	107	-e s!-lpng14!-lpng14\ -lz\ -lm! > libpng.pc
	108
	109	libpng.syms: png.h pngconf.h
	110	$(CC) $(CFLAGS) -E -DPNG_BUILDSYMS -DPNG_INTERNAL png.h \|\
	111	awk -F '[\t [\\]();]' -v PNGMAJ=$(PNGMAJ) 'BEGIN{printf("PNG14_%s {global:\n",PNGMAJ)}\
	112	{ for (i=1;i+2<=NF;++i)\
	113	if ($$(i)=="PNG_FUNCTION_EXPORT" && $$(i+2)=="END")\
	114	print $$(i+1) ";";\
	115	for (i=1;i+1<=NF;++i)\
	116	if ($$(i)=="PNG_DATA_EXPORT")\
	117	print $$(i+1) ";";}\
	118	END{print "local: *; };"}' >$@.new
	119	$(RM_F) $@
	120	mv $@.new $@
	121
	122	libpng-config:
	123	( cat scripts/libpng-config-head.in; \
	124	echo prefix=\"$(prefix)\"; \
	125	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
	126	echo L_opts=\"\"; \
	127	echo R_opts=\"\"; \
	128	echo libs=\"-lpng14\"; \
	129	echo all_libs=\"-lpng14 $(LIBADDFLAGS)\"; \
	130	cat scripts/libpng-config-body.in ) > libpng-config
	131	chmod +x libpng-config
	132
	133	$(LIBSO): $(LIBSOMAJ)
	134	$(LN_SF) $(LIBSOMAJ) $(LIBSO)
	135
	136	$(LIBSOMAJ): $(OBJSDLL) libpng.syms
	137	$(CC) -shared -Wl,-soname,$(LIBSOMAJ) \
	138	-Wl,-version-script,libpng.syms \
	139	-o $(LIBSOMAJ) \
	140	$(OBJSDLL)
	141
	142	pngtest: pngtest.o $(LIBSO)
	143	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
	144
	145	pngtest-static: pngtest.o libpng.a
	146	$(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A)
	147
	148	test: pngtest pngtest-static
	149	@echo ""
	150	@echo " Running pngtest dynamically linked with $(LIBSO):"
	151	@echo ""
	152	LD_LIBRARY_PATH=".:${LD_LIBRARY_PATH}" ./pngtest
	153	@echo ""
	154	@echo " Running pngtest statically linked with libpng.a:"
	155	@echo ""
	156	./pngtest-static
	157
	158	install-headers: png.h pngconf.h
	159	-@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
	160	-@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
	161	cp png.h pngconf.h $(DI)/$(LIBNAME)
	162	chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h
	163	-@$(RM_F) $(DI)/png.h $(DI)/pngconf.h
	164	-@$(RM_F) $(DI)/libpng
	165	(cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)
	166
	167	install-static: install-headers libpng.a
	168	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
	169	cp libpng.a $(DL)/$(LIBNAME).a
	170	chmod 644 $(DL)/$(LIBNAME).a
	171	-@$(RM_F) $(DL)/libpng.a
	172	(cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)
	173
	174	install-shared: install-headers $(LIBSOMAJ) libpng.pc
	175	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
	176	-@$(RM_F) $(DL)/$(LIBSO)
	177	-@$(RM_F) $(DL)/$(LIBSOREL)
	178	-@$(RM_F) $(DL)/$(OLDSO)
	179	cp $(LIBSOMAJ) $(DL)/$(LIBSOREL)
	180	chmod 755 $(DL)/$(LIBSOREL)
	181	(cd $(DL); \
	182	$(LN_SF) $(LIBSOREL) $(LIBSO); \
	183	$(LN_SF) $(LIBSO) $(OLDSO))
	184	-@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
	185	-@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
	186	-@$(RM_F) $(DL)/pkgconfig/libpng.pc
	187	cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
	188	chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc
	189	(cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)
	190
	191	install-man: libpng.3 libpngpf.3 png.5
	192	-@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
	193	-@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
	194	-@$(RM_F) $(DM)/man3/libpng.3
	195	-@$(RM_F) $(DM)/man3/libpngpf.3
	196	cp libpng.3 $(DM)/man3
	197	cp libpngpf.3 $(DM)/man3
	198	-@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
	199	-@$(RM_F) $(DM)/man5/png.5
	200	cp png.5 $(DM)/man5
	201
	202	install-config: libpng-config
	203	-@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
	204	-@$(RM_F) $(DB)/libpng-config
	205	-@$(RM_F) $(DB)/$(LIBNAME)-config
	206	cp libpng-config $(DB)/$(LIBNAME)-config
	207	chmod 755 $(DB)/$(LIBNAME)-config
	208	(cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)
	209
	210	install: install-static install-shared install-man install-config
	211
	212	# If you installed in $(DESTDIR), test-installed won't work until you
	213	# move the library to its final location. Use test-dd to test it
	214	# before then.
	215
	216	test-dd:
	217	echo
	218	echo Testing installed dynamic shared library in $(DL).
	219	$(CC) -I$(DI) -I$(ZLIBINC) \
	220	`$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
	221	-L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \
	222	-o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags`
	223	./pngtestd pngtest.png
	224
	225	test-installed:
	226	$(CC) -I$(ZLIBINC) \
	227	`$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
	228	-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
	229	-o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags`
	230	./pngtesti pngtest.png
	231
	232	clean:
	233	$(RM_F) *.o libpng.a libpng.syms pngtest pngout.png libpng-config \
	234	$(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \
	235	libpng.pc
	236
	237	DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
	238	writelock:
	239	chmod a-w .[ch35] $(DOCS) scripts/
	240
	241	# DO NOT DELETE THIS LINE -- make depend depends on it.
	242
	243	png.o png.pic.o: png.h pngconf.h pngpriv.h
	244	pngerror.o pngerror.pic.o: png.h pngconf.h pngpriv.h
	245	pngrio.o pngrio.pic.o: png.h pngconf.h pngpriv.h
	246	pngwio.o pngwio.pic.o: png.h pngconf.h pngpriv.h
	247	pngmem.o pngmem.pic.o: png.h pngconf.h pngpriv.h
	248	pngset.o pngset.pic.o: png.h pngconf.h pngpriv.h
	249	pngget.o pngget.pic.o: png.h pngconf.h pngpriv.h
	250	pngread.o pngread.pic.o: png.h pngconf.h pngpriv.h
	251	pngrtran.o pngrtran.pic.o: png.h pngconf.h pngpriv.h
	252	pngrutil.o pngrutil.pic.o: png.h pngconf.h pngpriv.h
	253	pngtrans.o pngtrans.pic.o: png.h pngconf.h pngpriv.h
	254	pngwrite.o pngwrite.pic.o: png.h pngconf.h pngpriv.h
	255	pngwtran.o pngwtran.pic.o: png.h pngconf.h pngpriv.h
	256	pngwutil.o pngwutil.pic.o: png.h pngconf.h pngpriv.h
	257	pngpread.o pngpread.pic.o: png.h pngconf.h pngpriv.h
	258
	259	pngtest.o: png.h pngconf.h