Fix previous change to use new function safe_strerror instead of strerror.
diff --git a/lib/sockopt.c b/lib/sockopt.c
index f424f03..2afa3c8 100644
--- a/lib/sockopt.c
+++ b/lib/sockopt.c
@@ -31,7 +31,7 @@
   if ( (ret = setsockopt (sock, SOL_SOCKET, SO_RCVBUF, (char *)
                           &size, sizeof (int))) < 0)
     zlog_err ("fd %d: can't setsockopt SO_RCVBUF to %d: %s",
-	      sock,size,strerror(errno));
+	      sock,size,safe_strerror(errno));
 
   return ret;
 }