/* Escapes a string for use within an SQL statement. Returns a string with the escaped string.  */
static int conn_escape(lua_State *L)
/* Escapes a string for use within an SQL statement. Returns a string with the escaped string.  */
static int conn_escape(lua_State *L)
{
		lua_pushlstring (L, to, len);
		return 1;
	} else
		return luasql_faildirect (L, PQerrorMessage (conn->pg_conn));
}