Type Definition windows_sys::Win32::Devices::Fax::PFAX_ROUTING_INSTALLATION_CALLBACKW

pub type PFAX_ROUTING_INSTALLATION_CALLBACKW = Option<unsafe extern "system" fn(faxhandle: HANDLE, context: *mut c_void, methodname: PCWSTR, friendlyname: PCWSTR, functionname: PCWSTR, guid: PCWSTR) -> BOOL>;

Required features: "Win32_Devices_Fax", "Win32_Foundation"