Type Definition windows_sys::Win32::Devices::Tapi::LINECALLBACK

pub type LINECALLBACK = Option<unsafe extern "system" fn(hdevice: u32, dwmessage: u32, dwinstance: usize, dwparam1: usize, dwparam2: usize, dwparam3: usize)>;

Required features: "Win32_Devices_Tapi"