--- src/globals.h	2015-06-28 00:25:59.000000000 +0200
+++ src/globals.h	2015-10-03 15:34:18.914712672 +0200
@@ -25,6 +25,8 @@
 #ifndef GLOBALS_H
 #define GLOBALS_H
 
+#include <string.h>	/* memset(3) */
+
 #if defined(__clang__)
 #define REALTIME __attribute__((annotate("realtime")))
 #define NONREALTIME __attribute__((annotate("nonrealtime")))
