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diff --git a/unicode/unicode_ultcase.c b/unicode/unicode_ultcase.c
deleted file mode 100644
index 25b28a5..0000000
--- a/unicode/unicode_ultcase.c
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
-** Copyright 2000-2003 Double Precision, Inc.
-** See COPYING for distribution information.
-**
-** $Id: unicode_ultcase.c,v 1.2 2003/03/07 00:47:31 mrsam Exp $
-*/
-
-#include "unicode_config.h"
-#include "unicode.h"
-
-extern const unsigned unicode_case_hash;
-extern const unicode_char unicode_case_tab[][4];
-extern const unsigned unicode_case_offset[];
-
-static unsigned find_case(unicode_char c)
-{
-	unsigned idx= c % unicode_case_hash;
-
-	unsigned i=unicode_case_offset[idx];
-
-	unicode_char uc;
-
-	--i;
-
-	do
-	{
-		uc=unicode_case_tab[++i][0];
-		if (uc == c)
-			return (i);
-	} while ( (uc % unicode_case_hash) == idx);
-
-	return (0);
-}
-
-unicode_char unicode_uc(unicode_char c)
-{
-	unsigned i=find_case(c);
-
-	return (unicode_case_tab[i][0] != c ? c:unicode_case_tab[i][1]);
-}
-
-unicode_char unicode_lc(unicode_char c)
-{
-	unsigned i=find_case(c);
-
-	return (unicode_case_tab[i][0] != c ? c:unicode_case_tab[i][2]);
-}
-
-unicode_char unicode_tc(unicode_char c)
-{
-	unsigned i=find_case(c);
-
-	return (unicode_case_tab[i][0] != c ? c:unicode_case_tab[i][3]);
-}