FSH_IOBOOST - Gives the current thread an I/O priority boost

Purpose   

This function allows an FSD to boost the current thread's I/O priority 
after a I/O request. 

Calling Sequence   

void far pascal FSH_IOBOOST(void)

Returns   

There are no error returns. 

Remarks   

FSH_IOBOOST will not block.