use pkill instead of killall to be more portable

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@147266 65c4cc65-6c06-0410-ace0-fbb531ad65f3

contrib/scripts/safe_asterisk

@@ -184,7 +184,7 @@ run_asterisk()
 		sleep $SLEEPSECS
 		if [ $KILLALLMPG123 ]
 		then
-			killall -9 mpg123
+			pkill -9 mpg123
 		fi
 	done
 }

contrib/scripts/safe_asterisk_restart

@@ -101,8 +101,8 @@ done
 
 # doing the dirty work
 [[ $TRY_STOP_NOW_FIRST ]] && docmd "Asking asterisk kindly to shutdown" "$ASTERISK -rx 'stop now'"
-docmd "Sending asterisk processes the TERM signal" "killall -15 $PROCVICTIMS"
-docmd "Sending asterisk processes KILL signal" "killall -9 $PROCVICTIMS"
+docmd "Sending asterisk processes the TERM signal" "pkill -15 $PROCVICTIMS"
+docmd "Sending asterisk processes KILL signal" "pkill -9 $PROCVICTIMS"
 docmd "Starting safe_asterisk" "$SAFE_ASTERISK"
 for i in $PROCVICTIMS
 do