twelve_bytes_read 1233 ext/standard/image.c     int twelve_bytes_read;
twelve_bytes_read 1285 ext/standard/image.c 	twelve_bytes_read = (php_stream_read(stream, filetype+4, 8) == 8);
twelve_bytes_read 1288 ext/standard/image.c    	if (twelve_bytes_read && !memcmp(filetype, php_sig_jp2, 12)) {
twelve_bytes_read 1296 ext/standard/image.c     if (!twelve_bytes_read) {