-s -L/usr/local/lib Action.o Bitmap.o Button.o Constants.o DisplayItem.o Fill.o
Font.o Gradient.o Morph.o Movie.o MovieClip.o Shape.o Sound.o SoundInstance.o So
undStream.o Text.o TextField.o VideoStream.o swf_util.o SWF.o  ../src/libming.a
/usr/lib/perl5/5.8.2/cygwin-thread-multi-64int/CORE/libperl.dll.a -lz
Creating library file: libSWF.dll.a
../src/libming.a(pngdbl.o)(.text+0x51):pngdbl.c: undefined reference to `_png_ch
eck_sig'
../src/libming.a(pngdbl.o)(.text+0x7b):pngdbl.c: undefined reference to `_png_cr
eate_read_struct'
../src/libming.a(pngdbl.o)(.text+0x8f):pngdbl.c: undefined reference to `_png_in
it_io'
../src/libming.a(pngdbl.o)(.text+0x109):pngdbl.c: undefined reference to `_png_c
heck_sig'
../src/libming.a(pngdbl.o)(.text+0x133):pngdbl.c: undefined reference to `_png_c
reate_read_struct'
../src/libming.a(pngdbl.o)(.text+0x14f):pngdbl.c: undefined reference to `_png_s
et_read_fn'
../src/libming.a(pngdbl.o)(.text+0x1f3):pngdbl.c: undefined reference to `_png_c
reate_info_struct'
../src/libming.a(pngdbl.o)(.text+0x215):pngdbl.c: undefined reference to `_png_d
estroy_read_struct'
../src/libming.a(pngdbl.o)(.text+0x22d):pngdbl.c: undefined reference to `_png_c
reate_info_struct'
../src/libming.a(pngdbl.o)(.text+0x28d):pngdbl.c: undefined reference to `_png_s
et_sig_bytes'
../src/libming.a(pngdbl.o)(.text+0x29f):pngdbl.c: undefined reference to `_png_r
ead_info'
../src/libming.a(pngdbl.o)(.text+0x2dc):pngdbl.c: undefined reference to `_png_g
et_IHDR'
../src/libming.a(pngdbl.o)(.text+0x30c):pngdbl.c: undefined reference to `_png_g
et_valid'
../src/libming.a(pngdbl.o)(.text+0x344):pngdbl.c: undefined reference to `_png_r
ead_update_info'
../src/libming.a(pngdbl.o)(.text+0x384):pngdbl.c: undefined reference to `_png_g
et_IHDR'
../src/libming.a(pngdbl.o)(.text+0x3a7):pngdbl.c: undefined reference to `_png_g
et_channels'
../src/libming.a(pngdbl.o)(.text+0x3db):pngdbl.c: undefined reference to `_png_g
et_rowbytes'
../src/libming.a(pngdbl.o)(.text+0x41e):pngdbl.c: undefined reference to `_png_r
ead_image'
../src/libming.a(pngdbl.o)(.text+0x4bd):pngdbl.c: undefined reference to `_png_d
estroy_read_struct'
../src/libming.a(pngdbl.o)(.text+0x6de):pngdbl.c: undefined reference to `_png_s
et_filler'
../src/libming.a(pngdbl.o)(.text+0x6ee):pngdbl.c: undefined reference to `_png_s
et_gray_to_rgb'
../src/libming.a(pngdbl.o)(.text+0x6fe):pngdbl.c: undefined reference to `_png_s
et_strip_16'
../src/libming.a(pngdbl.o)(.text+0x70e):pngdbl.c: undefined reference to `_png_s
et_expand'
../src/libming.a(pngdbl.o)(.text+0x71e):pngdbl.c: undefined reference to `_png_s
et_packing'
../src/libming.a(pngdbl.o)(.text+0x743):pngdbl.c: undefined reference to `_png_g
et_PLTE'
$
perlld: *** system() failed to execute
gcc -shared -o  SWF.dll -Wl,--out-implib=libSWF.dll.a -Wl,--export-all-symbols -
Wl,--enable-auto-import -Wl,--stack,8388608 \
-s -L/usr/local/lib Action.o Bitmap.o Button.o Constants.o DisplayItem.o Fill.o
Font.o Gradient.o Morph.o Movie.o MovieClip.o Shape.o Sound.o SoundInstance.o So
undStream.o Text.o TextField.o VideoStream.o swf_util.o SWF.o  ../src/libming.a
/usr/lib/perl5/5.8.2/cygwin-thread-multi-64int/CORE/libperl.dll.a -lz

make: *** [blib/arch/auto/SWF/SWF.dll] Error 1