checkout: check return value of resolve_refdup before using hash

diff --git a/xdiff/xdiff.h b/xdiff/xdiff.h
index 7423f77fc8b2682c121e8d4adb855337e107b29e..b090ad8eacfe6ed171aa14b39901a8042ab678d9 100644 (file)
--- a/xdiff/xdiff.h
+++ b/xdiff/xdiff.h
@@ -41,7 +41,7 @@ extern "C" {
 
 #define XDF_IGNORE_BLANK_LINES (1 << 7)
 
-#define XDF_COMPACTION_HEURISTIC (1 << 8)
+#define XDF_INDENT_HEURISTIC (1 << 8)
 
 #define XDL_EMIT_FUNCNAMES (1 << 0)
 #define XDL_EMIT_FUNCCONTEXT (1 << 2)