Document that connect(2) and sendto(2) may return with errno

EADDRNOTAVAIL if local address is not available.
OK deraadt@ millert@

2 files changed, 7 insertions, 5 deletions

diff --git a/lib/libc/sys/connect.2 b/lib/libc/sys/connect.2
index cb862b7fe35..746d807fd81 100644
--- a/lib/libc/sys/connect.2
+++ b/lib/libc/sys/connect.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: connect.2,v 1.32 2017/03/02 22:12:02 benno Exp $
+.\"	$OpenBSD: connect.2,v 1.33 2017/10/05 12:30:16 bluhm Exp $
 .\"	$NetBSD: connect.2,v 1.8 1995/10/12 15:40:48 jtc Exp $
 .\"
 .\" Copyright (c) 1983, 1993
@@ -30,7 +30,7 @@
 .\"
 .\"     @(#)connect.2	8.1 (Berkeley) 6/4/93
 .\"
-.Dd $Mdocdate: March 2 2017 $
+.Dd $Mdocdate: October 5 2017 $
 .Dt CONNECT 2
 .Os
 .Sh NAME
@@ -162,7 +162,7 @@ is not a valid descriptor.
 .Fa s
 is not a socket.
 .It Bq Er EADDRNOTAVAIL
-The specified address is not available on this machine.
+No suitable address is available on the local machine.
 .It Bq Er EAFNOSUPPORT
 Addresses in the specified address family cannot be used with this socket.
 .It Bq Er EISCONN
diff --git a/lib/libc/sys/send.2 b/lib/libc/sys/send.2
index 6db1ed64ada..38b78fce075 100644
--- a/lib/libc/sys/send.2
+++ b/lib/libc/sys/send.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: send.2,v 1.31 2014/09/09 06:32:37 guenther Exp $
+.\"	$OpenBSD: send.2,v 1.32 2017/10/05 12:30:16 bluhm Exp $
 .\"	$NetBSD: send.2,v 1.6 1996/01/15 01:17:18 thorpej Exp $
 .\"
 .\" Copyright (c) 1983, 1991, 1993
@@ -30,7 +30,7 @@
 .\"
 .\"     @(#)send.2	8.2 (Berkeley) 2/21/94
 .\"
-.Dd $Mdocdate: September 9 2014 $
+.Dd $Mdocdate: October 5 2017 $
 .Dt SEND 2
 .Os
 .Sh NAME
@@ -207,6 +207,8 @@ and
 .Fn sendmsg
 may return the following errors:
 .Bl -tag -width Er
+.It Bq Er EADDRNOTAVAIL
+No suitable address is available on the local machine.
 .It Bq Er EAFNOSUPPORT
 Addresses in the specified address family cannot be used with this socket.
 .It Bq Er EISCONN