diff -Nru xc.orig/programs/xdm/genauth.c xc/programs/xdm/genauth.c
--- xc.orig/programs/xdm/genauth.c	2003-12-19 05:51:15.000000000 +0100
+++ xc/programs/xdm/genauth.c	2003-12-24 09:19:44.000000000 +0100
@@ -45,6 +45,8 @@
 #include <time.h>
 #define Time_t time_t
 
+#include <stdint.h>
+
 #ifdef HASXDMAUTH
 static unsigned char	key[8];
 #endif