--- mgetty.c.orig	Tue Sep  1 20:22:57 1998
+++ mgetty.c	Tue Jan  5 18:57:26 1999
@@ -64,7 +64,10 @@
 /* prototypes for system functions (that are missing in some 
  * system header files)
  */
-#ifndef __NetBSD__
+#if (defined(__unix__) || defined(unix)) && !defined(USG)
+#include <sys/param.h>
+#endif
+#if !(defined(BSD) && (BSD >= 199306))
 time_t		time _PROTO(( long * tloc ));
 #endif