NAME
    DeleteIORequest() - Free a request made by createiorequest()  (v36)
SYNOPSIS
    DeleteIORequest( ioReq );
                     a0
    void DeleteIORequest(struct iorequest *);
FUNCTION
    Frees up an IO request as allocated by createiorequest().
INPUTS
    ioReq - A pointer to the iorequest block to be freed, or null.
            This function uses the mn_Length field to determine how
            much memory to free.
SEE ALSO
    createiorequest(), amiga.lib/deleteextio()