--- hdf5-1.6.6/tools/h5dump/testh5dump.sh.in.tail	2007-10-17 10:37:38.000000000 -0600
+++ hdf5-1.6.6/tools/h5dump/testh5dump.sh.in	2007-10-17 10:38:26.000000000 -0600
@@ -81,7 +81,7 @@
         nerrors="`expr $nerrors + 1`"
     else
 	# Skip the first three lines, which are label lines, before cmp.
-        if tail +4l $expect | $CMP - $actual; then
+        if tail -n +4 $expect | $CMP - $actual; then
 	    echo " PASSED"
         else
 	    echo "*FAILED*"