mxfdec: Fix inferred misuses of enums

[ffmpeg] / libavformat / os_support.h

diff --git a/libavformat/os_support.h b/libavformat/os_support.h
index 589eb7ee5ea6e2ed8beeabc47eb6e5d7b214bb6f..b06cefd45ecdac1ed00090326d258f51e3e13410 100644 (file)
--- a/libavformat/os_support.h
+++ b/libavformat/os_support.h
@@ -67,7 +67,7 @@ static inline int is_dos_path(const char *path)
     return 0;
 }
 
-#if defined(__OS2__)
+#if defined(__OS2__) || defined(__Plan9__)
 #define SHUT_RD 0
 #define SHUT_WR 1
 #define SHUT_RDWR 2