png_set_sig_bytes  129 contrib/gregbook/readpng.c     png_set_sig_bytes(png_ptr, 8);  /* we already read the 8 signature bytes */
png_set_sig_bytes  246 contrib/pngminus/png2pnm.c   png_set_sig_bytes (png_ptr, 8);  /* we already read the 8 signature bytes */
png_set_sig_bytes  166 contrib/visupng/PngFile.c         png_set_sig_bytes(png_ptr, 8);
png_set_sig_bytes  343 example.c         png_set_sig_bytes(png_ptr, sig_read);
png_set_sig_bytes 1038 png.h          PNG_EXPORT(2, void, png_set_sig_bytes, (png_structrp png_ptr, int num_bytes));