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Document the standardization status of err* and warn*

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PR:		docs/164939
Submitted by:	Niclas Zeising <zeising@daemonic.se>
Approved by:	bcr
MFC after:	3 days
This commit is contained in:
Eitan Adler 2012-04-26 12:59:08 +00:00
parent 78f2804527
commit faf6e9484f
1 changed files with 11 additions and 1 deletions
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12
lib/libc/gen/err.3
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@ -28,7 +28,7 @@
.\" From: @(#)err.3 8.1 (Berkeley) 6/9/93
.\" $FreeBSD$
.\"
.Dd March 6, 1999
.Dd March 29, 2012
.Dt ERR 3
.Os
.Sh NAME
@ -212,6 +212,16 @@ if (error != 0)
.Xr printf 3 ,
.Xr strerror 3 ,
.Xr sysexits 3
.Sh STANDARDS
The
.Fn err
and
.Fn warn
families of functions are BSD extensions.
As such they should not be used in truly portable code.
Use
.Fn strerror
or similar functions instead.
.Sh HISTORY
The
.Fn err