uvClose.kt

suspend fun uvClose(handle: CPointer<uv_handle_t>): Unit = suspendCoroutine { cont ->
    handle.pointed.data = StableRef.create(cont).asCPointer()
    uv_close(handle, staticCFunction { handle: CPointer<uv_handle_t>? ->
        handle ?: return@staticCFunction
        val data = handle.pointed.data ?: return@staticCFunction
        val contRef = data.asStableRef<Continuation<Unit>>()
        contRef.get().resume(Unit)
        contRef.dispose()
    })
}