config: don't implicitly use gitdir or commondir

diff --git a/bisect.c b/bisect.c
index 08c9fb7266c3b2ff8b970c21d350be4adfe7b0fc..e8f03a08c494f30e4fa6af7138b4f1ba7dadfd77 100644 (file)
--- a/bisect.c
+++ b/bisect.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "config.h"
 #include "commit.h"
 #include "diff.h"
 #include "revision.h"