--- ./src/common/unzip.h	Mon Jan 14 06:57:33 2002
+++ ../wxGTK-2.3.3/./src/common/unzip.h	Mon Sep 23 17:24:36 2002
@@ -58,7 +58,7 @@
 // apparently not the case for all MSW makefiles and so, unless we use
 // configure (which defines __WX_SETUP_H__) or it is explicitly overridden by
 // the user (who can define wxUSE_ZLIB_H_IN_PATH), we hardcode the path here
-#if defined(__WXMSW__) && !defined(__WX_SETUP_H__) && !defined(wxUSE_ZLIB_H_IN_PATH)
+#if defined(__WXMSW__) && !defined(__WX_SETUP_H__) && !defined(wxUSE_ZLIB_H_IN_PATH) || defined(sgi)
    #include "../zlib/zlib.h"
 #else
    #include "zlib.h"