Index: src/current/iozone.c
--- src/current/iozone.c.orig	2018-10-15 18:35:57.000000000 +0200
+++ src/current/iozone.c	2018-10-16 18:29:24.457516000 +0200
@@ -21061,6 +21061,9 @@
                         sizeof(struct sockaddr_in));
         if (rc < 0)
         {
+#ifndef EISCONN
+#define EISCONN 99999
+#endif
                 if((ecount++ < 200) && (errno != EISCONN))
                 {
 			nanosleep(&req,&rem);