def _read_compat(self):
fd_set = types.mkfdset2(self.fileno())
lib.snmp_sess_read2(self.sessp, byref(fd_set))
types.rmfdset2(fd_set)
def _timeout_compat(self, tv, block):
fd_max = ctypes.c_int()
fd_set = types.mkfdset2(self.fileno())
lib.snmp_sess_select_info2(self.sessp, byref(fd_max), byref(fd_set), byref(tv), byref(block))
types.rmfdset2(fd_set)