--- ../unzip-5.52-orig/unzpriv.h	2005-02-04 08:26:42 +0900
+++ unzpriv.h	2007-06-21 12:04:13 +0900
@@ -2411,10 +2411,12 @@
  *    macro.
  */
 
+#undef foreign
 #ifndef foreign
 #  define foreign(c)  (c)
 #endif
 
+#undef native
 #ifndef native
 #  define native(c)   (c)
 #  define A_TO_N(str1)
@@ -2450,6 +2452,8 @@
  *  ISO-8859-1 [ISO Latin 1, Win Ansi,...]) into the internal "native"
  *  code page.  As with A_TO_N(), conversion is done in place.
  */
+#define _ISO_INTERN(str1)
+#define _OEM_INTERN(str1)
 #ifndef _ISO_INTERN
 #  ifdef CRTL_CP_IS_OEM
 #    ifndef IZ_ISO2OEM_ARRAY