PNG_BYTES_TO_CHECK   37 src/modules/loaders/loader_png.c         unsigned char       buf[PNG_BYTES_TO_CHECK];
PNG_BYTES_TO_CHECK   40 src/modules/loaders/loader_png.c         fread(buf, 1, PNG_BYTES_TO_CHECK, f);
PNG_BYTES_TO_CHECK   41 src/modules/loaders/loader_png.c         if (!png_check_sig(buf, PNG_BYTES_TO_CHECK))