waitpid(2) requires includes of sys/types.h and sys/wait.h on some platforms.
--- trunk/testing/dispatch_test.c 2009-11-02 23:27:56 UTC (rev 91)
+++ trunk/testing/dispatch_test.c 2009-11-03 13:33:05 UTC (rev 92)
@@ -1,3 +1,6 @@
+#include <sys/types.h>
+#include <sys/wait.h>
+
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>