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()