diff -Naur tcl8.5a2.orig/generic/tclPort.h tcl8.5a2/generic/tclPort.h
--- tcl8.5a2.orig/generic/tclPort.h	2004-12-21 23:36:36.312218344 +0100
+++ tcl8.5a2/generic/tclPort.h	2004-12-21 23:36:47.570506824 +0100
@@ -24,7 +24,7 @@
 #if defined(__WIN32__)
 #   include "../win/tclWinPort.h"
 #else
-#   include "tclUnixPort.h"
+#   include "../unix/tclUnixPort.h"
 #endif
 
 #if !defined(LLONG_MIN)