http://sourceforge.net/mailarchive/forum.php?thread_name=e56ccc8f0812151445ybd95eb0i78eb9aef434a6e28%40mail.gmail.com&forum_name=png-mng-misc See bug 308437 for more information. This function was deleted (disabled) from libpng14. media-gfx/transfig: x86_64-pc-linux-gnu-gcc -o fig2dev -march=core2 -msse4.1 -O2 -pipe -Wl,-O1 -Wl,--as-needed -Wl,--hash-style=gnu -L/usr/lib64 fig2dev.o psfonts.o iso2tex.o arrow.o bound.o colors.o trans_spline.o free.o read.o read1_3.o latex_line.o localmath.o getopt.o dev/libtransfig.a -L/usr/lib64 -lpng -L/usr/lib64 -lXpm -lm dev/libtransfig.a(readpng.o): In function `read_png': readpng.c:(.text+0x69a): undefined reference to `png_set_dither' collect2: ld returned 1 exit status and should be same for xfig, but transfig is blocking it first
ok, this is fixed by 1.4.2_rc5, the function is restored for 1.4 series
reopen for correct reso
*** This bug has been marked as a duplicate of bug 308437 ***