- (int)fromBackend:(const char *)data len:(int)len isStderr:(int)is_stderr;
- (void)startAlert:(NSAlert *)alert
withCallback:(void (*)(void *, int))callback andCtx:(void *)ctx;
- (int)fromBackend:(const char *)data len:(int)len isStderr:(int)is_stderr;
- (void)startAlert:(NSAlert *)alert
withCallback:(void (*)(void *, int))callback andCtx:(void *)ctx;