Take advantage of variable substitution already in the Makefile to specify the...

Take advantage of variable substitution already in the Makefile to specify the correct location for files in init.d.

(closes issue #16979)
 Reported by: jw-asterisk
 
(issue #15691)
 Reported by: itamarjp


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@268534 65c4cc65-6c06-0410-ace0-fbb531ad65f3

contrib/init.d/rc.redhat.asterisk

@@ -6,7 +6,7 @@
 # chkconfig: 2345 90 60
 # description: Asterisk PBX and telephony daemon.
 # processname: asterisk
-# pidfile: /var/run/asterisk.pid
+# pidfile: __ASTERISK_VARRUN_DIR__/asterisk.pid
 #
 # Thu Nov 17 2005 Gregory Boehnlein <damin@nacs.net>
 # - Updated Version to 1.3
@@ -33,10 +33,10 @@
 ### END INIT INFO
 
 # Use this option to specify a different configuration directory
-#AST_CONFIG=/etc/asterisk
+#AST_CONFIG=__ASTERISK_ETC_DIR__
 
 # Installation directory
-AST_SBIN=/usr/sbin
+AST_SBIN=__ASTERISK_SBIN_DIR__
 
 # Source function library.
 . /etc/rc.d/init.d/functions