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This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs. | 
Cancel an asynchronous I/O operation
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Asynchronous I/O operations aren't currently supported. | 
#include <aio.h>
int aio_cancel( int fd, 
                struct aiocb * aiocbptr );
libc
Use the -l c option to qcc to link against this library. This library is usually included automatically.
The aio_cancel() function attempts to cancel one or more asynchronous I/O requests currently outstanding against a file descriptor.
-1; errno is set.
| Safety: | |
|---|---|
| Cancellation point | No | 
| Interrupt handler | No | 
| Signal handler | Yes | 
| Thread | Yes | 
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