Function switch_ivr_dmachine_bind 

pub unsafe extern "C" fn switch_ivr_dmachine_bind(
    dmachine: *mut switch_ivr_dmachine_t,
    realm: *const c_char,
    digits: *const c_char,
    is_priority: switch_byte_t,
    key: i32,
    callback: switch_ivr_dmachine_callback_t,
    user_data: *mut c_void,
) -> switch_status_t