Type Alias BeforeWaitCallback 

pub type BeforeWaitCallback = Option<unsafe extern "C" fn(memory: *mut u8) -> *mut c_void>;

Aliased Type

pub enum BeforeWaitCallback {
    None,
    Some(unsafe extern "C" fn(*mut u8) -> *mut c_void),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut u8) -> *mut c_void)

Some value of type T.

Layout

Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.