diff -aruN a/CFUniChar.c b/CFUniChar.c
--- a/CFUniChar.c	2009-02-19 16:25:06.000000000 -0800
+++ b/CFUniChar.c	2012-04-25 22:58:38.968005637 -0700
@@ -574,18 +576,10 @@
 
 static CFSpinLock_t __CFUniCharMappingTableLock = CFSpinLockInit;
 
-#if __CF_BIG_ENDIAN__
 #if USE_MACHO_SEGMENT
 #define MAPPING_TABLE_FILE "__data"
 #else
-#define MAPPING_TABLE_FILE "CFUnicodeData-B.mapping"
-#endif
-#else
-#if USE_MACHO_SEGMENT
-#define MAPPING_TABLE_FILE "__data"
-#else
-#define MAPPING_TABLE_FILE "CFUnicodeData-L.mapping"
-#endif
+#define MAPPING_TABLE_FILE "CFUnicodeData.mapping"
 #endif
 
 __private_extern__ const void *CFUniCharGetMappingData(uint32_t type) {
diff -aruN a/Makefile.am b/Makefile.am