Type Alias mi_output_fun 

pub type mi_output_fun = Option<unsafe extern "C" fn(msg: *const c_char, arg: *mut c_void)>;

Aliased Type

pub enum mi_output_fun {
    None,
    Some(unsafe extern "C" fn(*const i8, *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*const i8, *mut c_void))

Some value of type T.