--- xfs-cmds/xfstests/common.orig	2008-11-21 13:19:47.000000000 -0800
+++ xfs-cmds/xfstests/common	2008-11-21 13:22:04.000000000 -0800
@@ -107,7 +107,7 @@
     -nfs                test NFS
     -l			line mode diff (default)
     -xdiff		graphical mode diff
-    -diffu		show unified diff
+    -udiff		show unified diff
     -n			show me, do not run tests
     -q			quick [deprecated]
     -T			output timestamps
@@ -158,7 +158,7 @@
 	    fi
 	    ;;
 
-	-diffu)	# show unified diff
+	-udiff)	# show a unified diff
 	    xpand=false
 	    diff="$diff -u"
 	    ;;