add docs about EHOSTUNREACH; from hwr@pilhuhn.de

diff --git a/lib/libc/sys/send.2 b/lib/libc/sys/send.2
index e64a72c..2d9daca 100644 (file)
--- a/lib/libc/sys/send.2
+++ b/lib/libc/sys/send.2
@@ -151,6 +151,8 @@ but may be caused by transient congestion.
 .It Bq Er EACCES
 The SO_BROADCAST option is not set on the socket, and a broadcast address
 was given as the destination.
+.It Bq Er EHOSTUNREACH
+The destination address specified an unreachable host.
 .El
 .Sh SEE ALSO
 .Xr fcntl 2 ,