Function KeRegisterBugCheckReasonCallback 

pub unsafe extern "system" fn KeRegisterBugCheckReasonCallback(
    callbackrecord: *mut KBUGCHECK_REASON_CALLBACK_RECORD,
    callbackroutine: PKBUGCHECK_REASON_CALLBACK_ROUTINE,
    reason: KBUGCHECK_CALLBACK_REASON,
    component: *const u8,
) -> bool