# UnRegisterWinMsgCallback

int UnRegisterWinMsgCallback (int callbackID);

## Purpose

Unregisters a Windows message callback function you registered with RegisterWinMsgCallback.

Linux This function is not supported.

## Parameters

Input
Name | Type | Description
callbackID | integer | ID you obtain from the callbackID parameter of RegisterWinMsgCallback.

## Return Value

Name | Type | Description
status | integer | 1 = Successfully unregistered the callback function 0 = Failed to unregister the callback function