tests: use "env" to run commands with temporary env-var settings

diff --git a/walker.h b/walker.h
index ea2c363f4ee4fe548dc405afe547d6dd71d76714..95e576548474e942addcf1978f215720dd2f6e96 100644 (file)
--- a/walker.h
+++ b/walker.h
@@ -1,9 +1,11 @@
 #ifndef WALKER_H
 #define WALKER_H
 
+#include "remote.h"
+
 struct walker {
        void *data;
-       int (*fetch_ref)(struct walker *, char *ref, unsigned char *sha1);
+       int (*fetch_ref)(struct walker *, struct ref *ref);
        void (*prefetch)(struct walker *, unsigned char *sha1);
        int (*fetch)(struct walker *, unsigned char *sha1);
        void (*cleanup)(struct walker *);