rem: DLOG("db_close", "entry"); if(! _h) { PLOG("db_close", "no handle passed, ignored");
add: struct pool_con* con;  if (!handle) { LOG(L_ERR, "postgres:db_close: Invalid parameter value\n");
context: void db_close(db_con_t* _h){	DLOG("db_close", "entry");	if(! _h)	{		PLOG("db_close", "no handle passed, ignored");		return;	}	disconnect_db(_h);	aug_free(_h);}