[master] avoid using bash-specific syntax (we actually didn't need it).

bash isn't available on all platforms by default.  we should be conservative.

src/lib/log/tests/run_time_init_test.sh.in

-#!/bin/bash
+#!/bin/sh
 # Copyright (C) 2011  Internet Systems Consortium, Inc. ("ISC")
 #
 # Permission to use, copy, modify, and/or distribute this software for any
@@ -13,14 +13,12 @@
 # OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 # PERFORMANCE OF THIS SOFTWARE.
 
-# $Id$
-
 tempfile=`echo /tmp/run_init_test_$$`
 failcount=0
 localmes=@abs_builddir@/localdef.mes
 tempfile=@abs_builddir@/run_time_init_test_tempfile_$$
 
-function passfail() {
+passfail() {
     if [ $1 -eq 0 ]; then
         echo "pass"
     else