--- src/util.cxx.orig	Sun Nov  7 15:53:59 2004
+++ src/util.cxx	Sun Nov  7 15:54:02 2004
@@ -24,6 +24,8 @@
 #include <new>
 #include <sstream>
 
+#include <unistd.h>
+
 #ifdef _WIN32
 #include <windows.h>
 #endif