# CARD_WaitBackupAsync

## Syntax

  `#include <nitro/card.h>`
  `BOOL CARD_WaitBackupAsync(void);`

## Arguments

None.

## Return Values

The function returns a value of TRUE if the result of the last executed process is `CARD_RESULT_SUCCESS`. Otherwise, it returns a value of FALSE.

## Description

The CARD backup device will remain blocked until the asynchronous process is complete. If an asynchronous process is not running, `CARD_WaitRomAsync` returns control immediately. If the result of the process is `CARD_RESULT_SUCCESS`, this function returns a value of TRUE. Otherwise, this function returns a value of FALSE. Call the `CARD_GetResultCode` function to obtain a detailed result value.

## See Also

`CARD_GetResultCode, CARD_TryWaitBackupAsync
`

## Revision History

2004/08/31 Added a description regarding the `CARD_GetResultCode` function.
2004/07/28 Initial version.

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