--- openuru-moss/moss_serv.h	2017-02-15 13:02:13.478011579 -0500
+++ openuru-moss/moss_serv.h.foo	2017-02-15 13:15:37.459520711 -0500
@@ -23,6 +23,7 @@
  * The serv_main() function, declared at the end, is the main loop.
  */
 
+#include <unistd.h>
 //#include <pthread.h>
 //#include <signal.h>
 //