pub type AvahiWatchCallback = Option<unsafe extern "C" fn(w: *mut AvahiWatch, fd: c_int, event: AvahiWatchEvent, userdata: *mut c_void)>;Aliased Type§
pub enum AvahiWatchCallback {
None,
Some(unsafe extern "C" fn(*mut AvahiWatch, i32, u32, *mut c_void)),
}