GIF_STAMP 128 lib/dgif_lib.c if (strncmp(GIF_STAMP, Buf, GIF_VERSION_POS) != 0) { GIF_STAMP 203 lib/dgif_lib.c if (strncmp(GIF_STAMP, Buf, GIF_VERSION_POS) != 0) { GIF_STAMP 25 lib/gif_lib.h #define GIF_STAMP_LEN sizeof(GIF_STAMP) - 1