png_color_8p     2224 3rdparty/libpng/png.h     png_color_8p *sig_bit));
png_color_8p      932 3rdparty/libpng/pngget.c     png_color_8p *sig_bit)
png_color_8p     1216 3rdparty/libpng/pngread.c       png_color_8p sig_bit;