diff --git a/datefudge.c b/datefudge.c
index f816639..1501b10 100644
--- a/datefudge.c
+++ b/datefudge.c
@@ -5,8 +5,6 @@
  * Copyright (C) 2008-2011, Robert Luberda <robert@debian.org>
  *
  */
-#define _GNU_SOURCE
-
 #include <sys/file.h>
 #include <sys/stat.h>
 #include <fcntl.h>
@@ -17,7 +15,7 @@
 #include <features.h>
 #include <unistd.h>
 #include <time.h>
-#include <sys/time.h>
+#include <sys/types.h>
 
 static int fudge = 0;
 static int dostatic = 0;
@@ -62,8 +60,8 @@ time_t time(time_t *x) {
 
 #endif
 
-int __gettimeofday(struct timeval *x, struct timezone *y) {
-    static int (*libc_gettimeofday)(struct timeval *, struct timezone *) = NULL;
+int __gettimeofday(struct timeval *x, void *y) {
+    static int (*libc_gettimeofday)(struct timeval *, void *) = NULL;
     int res;
 
     if(!libc_gettimeofday)
@@ -74,7 +72,7 @@ int __gettimeofday(struct timeval *x, struct timezone *y) {
     return 0;
 }
 
-int gettimeofday(struct timeval *x, struct timezone *y) { 
+int gettimeofday(struct timeval *x, void *y) { 
     return __gettimeofday(x,y); 
 }