everything that loads a config that needs a config file to run

now reports AST_MODULE_LOAD_DECLINE when loading if config file
is not there, also fixed an error in res_config_pgsql where it 
had a non static function when it should.


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@41633 65c4cc65-6c06-0410-ace0-fbb531ad65f3

cdr/cdr_radius.c

@@ -247,7 +247,8 @@ static int load_module(void)
 		if ((tmp = ast_variable_retrieve(cfg, "radius", "radiuscfg")))
 			ast_copy_string(radiuscfg, tmp, sizeof(radiuscfg));
 		ast_config_destroy(cfg);
-	}
+	} else 
+		return AST_MODULE_LOAD_DECLINE;
 	
 	/* start logging */
 	rc_openlog("asterisk");