Index: thunar/thunar-file.c
===================================================================
--- thunar/thunar-file.c        (revision 22534)
+++ thunar/thunar-file.c        (working copy)
@@ -38,6 +38,9 @@
 #include <string.h>
 #endif
 #ifdef HAVE_TIME_H
+#ifndef __USE_XOPEN
+#define __USE_XOPEN
+#endif
 #include <time.h>
 #endif
 #ifdef HAVE_UNISTD_H