From 1036376e7394d3d64654eaf71806818007d2014f Mon Sep 17 00:00:00 2001
From: asmodai <asmodai@FreeBSD.org>
Date: Wed, 26 Sep 2001 20:22:44 +0000
Subject: Add ERRORS section. Mention thread safety and async-cancel safety
 status [not]. Add standards compliancy references. Note strtol() is preferred
 over atoi().

MFC after:	2 weeks
---
 lib/libc/stdlib/atoi.3 | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/lib/libc/stdlib/atoi.3 b/lib/libc/stdlib/atoi.3
index f8a2cc1..7061ecd 100644
--- a/lib/libc/stdlib/atoi.3
+++ b/lib/libc/stdlib/atoi.3
@@ -63,6 +63,20 @@ It is equivalent to:
 .Bd -literal -offset indent
 (int)strtol(nptr, (char **)NULL, 10);
 .Ed
+.Sh IMPLEMENTATION NOTES
+The
+.Fn atoi
+function is not thread-safe and also not async-cancel safe.
+.Pp
+The
+.Fn atof
+function has been deprecated by
+.Fn strtol
+and should not be used in new code.
+.Sh ERRORS
+The
+.Fn atoi
+function does not detect errors.
 .Sh SEE ALSO
 .Xr atof 3 ,
 .Xr atol 3 ,
@@ -73,4 +87,7 @@ It is equivalent to:
 The
 .Fn atoi
 function conforms to
-.St -isoC .
+.St -p1003.1-90 ,
+.St -isoC ,
+and
+.St -isoC-99 .
-- 
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