Index: 3rdparty/kconfig/confdata.c
--- 3rdparty/kconfig/confdata.c.orig
+++ 3rdparty/kconfig/confdata.c
@@ -71,7 +71,7 @@ static bool is_same(const char *file1, const char *fil
 	if (map2 == MAP_FAILED)
 		goto close2;
 
-	if (bcmp(map1, map2, st1.st_size))
+	if (memcmp(map1, map2, st1.st_size))
 		goto close2;
 
 	ret = true;
