xfs/014: replace df with $DF_PROG

I've seen xfs/014 fails as

[root@dhcp-66-86-3 xfstests]# diff -u tests/xfs/014.out /var/lib/xfstests/results//xfs/014.out.bad

diff --git a/tests/xfs/014 b/tests/xfs/014
index 8866bfe44cda601525b02647955028cffbcfc3b0..ab3d85b2e77889351e7f6e38b43930bc3b718504 100755 (executable)
--- a/tests/xfs/014
+++ b/tests/xfs/014
@@ -88,7 +88,7 @@ _consume_free_space()
        dir=$1
 
        # allocate all but 10MB of available space
-       freesp=`df -m $dir | awk '/^\// { print $4 - 10 }'`
+       freesp=`$DF_PROG -m $dir | $AWK_PROG '/^\// { print $5 - 10 }'`
        $XFS_IO_PROG -f -c "falloc 0 ${freesp}M" $dir/spc
 }