Changes needed to make the hexdump and tailf tests work correctly.

These will be passed upstream.

--- util-linux-2.24.2/tests/ts/hexdump/empty-format.orig	2014-06-06 08:21:49.459889429 -0700
+++ util-linux-2.24.2/tests/ts/hexdump/empty-format	2014-06-06 08:31:18.548924420 -0700
@@ -18,9 +18,10 @@
 . $TS_TOPDIR/functions.sh
 ts_init "$*"
 
-INPUT=$(printf \\1)
-$TS_CMD_HEXDUMP -n1 -ve '2 "" "%x"' <<< $INPUT 2>&1 >> $TS_OUTPUT
+$TS_CMD_HEXDUMP -b $TS_SELF/hexdump-input >> $TS_OUTPUT
 
-$TS_CMD_HEXDUMP -n1 -ve '4 "%x"' -e '2 ""' <<< $INPUT 2>&1 >> $TS_OUTPUT
+$TS_CMD_HEXDUMP -c $TS_SELF/hexdump-input >> $TS_OUTPUT
+
+$TS_CMD_HEXDUMP -C $TS_SELF/hexdump-input >> $TS_OUTPUT
 
 ts_finalize
--- util-linux-2.24.2/tests/ts/tailf/simple.orig	2014-06-04 07:52:07.774218747 -0700
+++ util-linux-2.24.2/tests/ts/tailf/simple	2014-06-04 07:51:51.126976578 -0700
@@ -27,7 +27,7 @@
 
 sleep 0.1
 echo {0..9} >> $INPUT
-sleep 0.1
+sleep 0.2
 
 rm -f $INPUT