bus: fix build with old glibc

diff --git a/src/libsystemd-bus/bus-util.c b/src/libsystemd-bus/bus-util.c
index 3dd208d0c1cfb22ddaf76e357e48a1bb9d489547..e92c3187eb2300686378560a1a7d5f7da032dd44 100644 (file)
--- a/src/libsystemd-bus/bus-util.c
+++ b/src/libsystemd-bus/bus-util.c
@@ -25,6 +25,7 @@
 #include "strv.h"
 #include "macro.h"
 #include "def.h"
+#include "missing.h"
 
 #include "sd-event.h"
 #include "sd-bus.h"