Type Alias PFN_DrvFree 

pub type PFN_DrvFree = Option<unsafe extern "system" fn(param0: *mut c_void, param1: usize)>;

Aliased Type

pub enum PFN_DrvFree {
    None,
    Some(unsafe extern "system" fn(*mut c_void, usize)),
}

Variants

None

No value.

Some(unsafe extern "system" fn(*mut c_void, usize))

Some value of type T.