git: 9front

Download patch

ref: 58351e9ebd4863031f8c978375765aec27c0be8c
parent: e778313180c86a9a3b25b0188b1c5b2f8c3d6b08
author: Sigrid <ftrvxmtrx@gmail.com>
date: Fri Jan 1 17:58:05 EST 2021

file: ftyp mp4* is video/mp4 as well

--- a/sys/src/cmd/file.c
+++ b/sys/src/cmd/file.c
@@ -1251,7 +1251,7 @@
 		return 0;
 	if(memcmp(&buf[4], "ftyp", 4) != 0)
 		return 0;
-	if(memcmp(&buf[8], "isom", 4) == 0){
+	if(memcmp(&buf[8], "isom", 4) == 0 || memcmp(&buf[8], "mp4", 3) == 0){
 		print("%s\n", mime ? "video/mp4" : "mp4 video");
 		return 1;
 	}
--