Use ``diff -w'' for setuid.{to,yester}day comparisons

rather than ``diff -b''.

etc/security

@@ -56,7 +56,7 @@ fi
 if ! cmp ${LOG}/setuid.today ${TMP} >/dev/null; then
 	separator
 	echo "${host} setuid diffs:"
-	diff -b ${LOG}/setuid.today ${TMP}
+	diff -w ${LOG}/setuid.today ${TMP}
 	mv ${LOG}/setuid.today ${LOG}/setuid.yesterday
 	mv ${TMP} ${LOG}/setuid.today
 fi