fopen(3): Mention that the "x" mode option is from C11.

MFC after: 1 week
2012-11-01 22:47:42 +00:00 · 2012-11-01 22:47:42 +00:00 · 04d3ae223e
commit 04d3ae223e
parent fa2f4d5744
1 changed files with 5 additions and 1 deletions
--- a/lib/libc/stdio/fopen.3
+++ b/lib/libc/stdio/fopen.3
@ -267,7 +267,11 @@ and
 .Fn freopen
 functions
 conform to
-.St -isoC .
+.St -isoC ,
+with the exception of the
+.Dq Li x
+mode option which conforms to
+.St -isoC-2011 .
 The
 .Fn fdopen
 function