openbsd does not know EPROTO it seems

git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk@2298 a5681a0c-68f1-0310-ab6d-d61299d08faa

diff --git a/program/src/rrd_client.c b/program/src/rrd_client.c
index 5481ba3b2622355e728d4f2337ddb2b1648fb380..3347b82577339a9bc307fc7d149f485a16fdf0af 100644 (file)
--- a/program/src/rrd_client.c
+++ b/program/src/rrd_client.c
@@ -1495,7 +1495,11 @@ int rrdc_stats_get (rrdc_stats_t **ret_stats) /* {{{ */
   response_free (res);
 
   if (head == NULL)
+#ifdef EPROTO
     return (EPROTO);
+#else
+    return (EINVAL);
+#endif
 
   *ret_stats = head;
   return (0);