--- screen-4.0.2/fileio.c.xx	2005-04-08 13:37:18.823774606 +0200
+++ screen-4.0.2/fileio.c	2005-04-08 13:37:25.948324113 +0200
@@ -779,7 +779,7 @@
 #ifdef SIGPIPE
       signal(SIGPIPE, SIG_DFL);
 #endif
-      execl("/bin/sh", "sh", "-c", cmd, 0);
+      execl("/bin/sh", "sh", "-c", cmd, (char*)0);
       Panic(errno, "/bin/sh");
     default:
       break;
--- screen-4.0.2/utmp.c.orig	2005-10-28 22:01:14.105418912 +0000
+++ screen-4.0.2/utmp.c	2005-10-28 22:02:30.065801507 +0000
@@ -604,6 +604,7 @@ struct utmp *u;
 char *line, *user;
 int pid;
 {
+  time_t t;
   u->ut_type = USER_PROCESS;
   strncpy(u->ut_user, user, sizeof(u->ut_user));
   /* Now the tricky part... guess ut_id */
@@ -618,7 +619,8 @@ int pid;
 #endif /* sgi */
   strncpy(u->ut_line, line, sizeof(u->ut_line));
   u->ut_pid = pid;
-  (void)time((time_t *)&u->ut_time);
+  (void)time(&t);
+  u->ut_time = t;
 }
 
 static slot_t
@@ -726,9 +728,11 @@ struct utmp *u;
 char *line, *user;
 int pid;
 {
+  time_t t;
   strncpy(u->ut_line, line, sizeof(u->ut_line));
   strncpy(u->ut_name, user, sizeof(u->ut_name));
-  (void)time((time_t *)&u->ut_time);
+  (void)time(&t);
+  u->ut_time = t;
 }
 
 static slot_t