Function pgrx_pg_sys::get_op_opfamily_properties

pub unsafe fn get_op_opfamily_properties(
    arg_opno: Oid,
    arg_opfamily: Oid,
    arg_ordering_op: bool,
    arg_strategy: *mut c_int,
    arg_lefttype: *mut Oid,
    arg_righttype: *mut Oid
)