t4116-apply-reverse.sh: use $TAR rather than tar

Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t4116-apply-reverse.sh b/t/t4116-apply-reverse.sh
index 1459a90..2298ece 100755 (executable)
--- a/t/t4116-apply-reverse.sh
+++ b/t/t4116-apply-reverse.sh
@@ -48,12 +48,12 @@ test_expect_success 'apply in reverse' '
 
 test_expect_success 'setup separate repository lacking postimage' '
 
-       git tar-tree initial initial | tar xf - &&
+       git tar-tree initial initial | $TAR xf - &&
        (
                cd initial && git init && git add .
        ) &&
 
-       git tar-tree second second | tar xf - &&
+       git tar-tree second second | $TAR xf - &&
        (
                cd second && git init && git add .
        )