Type Definition core_foundation::runloop::CFRunLoopObserverCallBack
source · pub type CFRunLoopObserverCallBack = extern "C" fn(_: *mut __CFRunLoopObserver, _: usize, _: *mut c_void);pub type CFRunLoopObserverCallBack = extern "C" fn(_: *mut __CFRunLoopObserver, _: usize, _: *mut c_void);