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-rw-r--r--lib/libc/string/strerror.322
1 files changed, 12 insertions, 10 deletions
diff --git a/lib/libc/string/strerror.3 b/lib/libc/string/strerror.3
index 0d4f084e5e0..6c5b890fa4c 100644
--- a/lib/libc/string/strerror.3
+++ b/lib/libc/string/strerror.3
@@ -1,4 +1,4 @@
-.\" $OpenBSD: strerror.3,v 1.15 2017/09/05 03:16:13 schwarze Exp $
+.\" $OpenBSD: strerror.3,v 1.16 2019/05/16 13:35:16 schwarze Exp $
.\"
.\" Copyright (c) 1980, 1991 Regents of the University of California.
.\" Copyright (c) 2017 Ingo Schwarze <schwarze@openbsd.org>
@@ -32,7 +32,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
-.Dd $Mdocdate: September 5 2017 $
+.Dd $Mdocdate: May 16 2019 $
.Dt STRERROR 3
.Os
.Sh NAME
@@ -95,14 +95,6 @@ returns zero upon successful completion.
If an error occurs, the error code is stored in
.Va errno
and the error code is returned.
-.Sh ENVIRONMENT
-On other operating systems, the behaviour of
-.Fn strerror
-and
-.Fn strerror_r
-may depend on the
-.Dv LC_MESSAGES
-.Xr locale 1 .
.Sh ERRORS
All these functions may fail if:
.Bl -tag -width Er
@@ -150,3 +142,13 @@ and
.Fn strerror_l
since
.Ox 6.2 .
+.Sh CAVEATS
+On systems other than
+.Ox ,
+the
+.Dv LC_MESSAGES
+.Xr locale 1
+category can cause different strings to be returned instead of the
+normal error messages; see CAVEATS in
+.Xr setlocale 3
+for details.