64bit time_t

Index: lib/x509/output.c
--- lib/x509/output.c.orig
+++ lib/x509/output.c
@@ -477,12 +477,12 @@ static void print_time(gnutls_buffer_st *str, time_t t
 	struct tm t;
 
 	if (gmtime_r(&timestamp, &t) == NULL) {
-		addf(str, "error: gmtime_r (%lu)\n", timestamp);
+		addf(str, "error: gmtime_r (%lld)\n", timestamp);
 		return;
 	}
 
 	if (strftime(s, max, "%a, %b %d %H:%M:%S UTC %Y", &t) == 0)
-		addf(str, "error: strftime (%lu)\n", timestamp);
+		addf(str, "error: strftime (%lld)\n", timestamp);
 	else
 		addf(str, "%s\n", s);
 }
