Function pgrx_pg_sys::get_restriction_variable

pub unsafe fn get_restriction_variable(
    arg_root: *mut PlannerInfo,
    arg_args: *mut List,
    arg_varRelid: c_int,
    arg_vardata: *mut VariableStatData,
    arg_other: *mut *mut Node,
    arg_varonleft: *mut bool
) -> bool