BIO_CTRL_GET_RPOLL_DESCRIPTOR
return BIO_ctrl(b, BIO_CTRL_GET_RPOLL_DESCRIPTOR, 0, desc);
case BIO_CTRL_GET_RPOLL_DESCRIPTOR:
case BIO_CTRL_GET_RPOLL_DESCRIPTOR:
case BIO_CTRL_GET_RPOLL_DESCRIPTOR:
case BIO_CTRL_GET_RPOLL_DESCRIPTOR: