Type Alias LPBLOCKINGCALLBACK

pub type LPBLOCKINGCALLBACK = Option<unsafe extern "system" fn(dwcontext: usize) -> BOOL>;

Aliased Type

enum LPBLOCKINGCALLBACK {
    None,
    Some(unsafe extern "system" fn(_: usize) -> BOOL),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: usize) -> BOOL)

Some value of type T.