IO_ADVISE4res
xdr_IO_ADVISE4res(XDR *xdrs, IO_ADVISE4res *objp)
typedef struct IO_ADVISE4res IO_ADVISE4res;
IO_ADVISE4res opio_advise;
extern bool_t xdr_IO_ADVISE4res(XDR *, IO_ADVISE4res*);