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ffs.3: Clarify that ffsl() and ffsll() are GNU extensions 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2009-08-27 11:18:19 +02:00
parent 6f6a9bc76e
commit a385e7d797
1 changed files with 7 additions and 2 deletions
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9
man3/ffs.3
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@ -28,7 +28,7 @@
.\"
.\" Modified 2003 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
.\"
.TH FFS 3 2009-04-21 "GNU" "Linux Programmer's Manual"
.TH FFS 3 2009-08-27 "GNU" "Linux Programmer's Manual"
.SH NAME
ffs, ffsl, ffsll \- find first bit set in a word
.SH SYNOPSIS
@ -63,7 +63,12 @@ These functions return the position of the first bit set,
or 0 if no bits are set in
.IR i .
.SH "CONFORMING TO"
4.3BSD, POSIX.1-2001.
.BR ffs (): 4.3BSD, POSIX.1-2001.
The
.BR ffsl ()
and
.BR ffsll ()
are glibc extensions.
.SH NOTES
BSD systems have a prototype in
.IR <string.h> .