--- test/gtest/uct/test_md.cc.orig	2026-09-09 16:06:37 UTC
+++ test/gtest/uct/test_md.cc
@@ -25,6 +25,7 @@ extern "C" {
 #include <uct/ib/base/ib_md.h>
 #endif
 }
+#include <sys/wait.h>
 #include <sys/resource.h>
 #include <net/if_arp.h>
 #include <ifaddrs.h>