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fcntl.2: Mention that l_sysid is not used even if present 

Some architectures do provide an 'l_sysid' declaration in
struct flock; however, it is not used anyway.

* man2/fcntl.2 (.SH NOTES): Note that l_sysid field is not used on
Linux even if present on some architectures.

Signed-off-by: Eugene Syromyatnikov <evgsyr@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Eugene Syromyatnikov 2019-02-22 17:26:05 +01:00 committed by Michael Kerrisk
parent 2ca483cd4b
commit 27ede97d14
1 changed files with 3 additions and 1 deletions
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@ -1921,7 +1921,9 @@ such as, for example,
Clearly,
.I l_pid
alone is not going to be very useful if the process holding the lock
may live on a different machine.
may live on a different machine;
on Linux, while present on some architectures (such as MIPS32),
this field is not used.
.PP
The original Linux
.BR fcntl ()