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sync.2: Fix feature test macro requirements 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2010-09-18 11:10:20 +02:00
parent 2161c1320b
commit 733e68f5f0
1 changed files with 5 additions and 1 deletions
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6
man2/sync.2
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@ -45,7 +45,11 @@ Feature Test Macro Requirements for glibc (see
.in
.sp
.BR sync ():
_BSD_SOURCE || _XOPEN_SOURCE\ >=\ 500
.ad l
.RS 4
_BSD_SOURCE || _XOPEN_SOURCE >= 500 || _XOPEN_SOURCE\ &&\ _XOPEN_SOURCE_EXTENDED
.RE
.ad
.SH DESCRIPTION
.BR sync ()
first commits inodes to buffers, and then buffers to disk.