XDRInPacketGetFixed
return XDRInPacketGetFixed(packet, buffer, *len);
XDRInPacketGetFixed(packet,string,size);
status_t XDRInPacketGetFixed (struct XDRInPacket *packet, void *buffer, size_t len);
status = XDRInPacketGetFixed(&reply, newCookie.opaque,
status = XDRInPacketGetFixed(&reply, fhandle.opaque, NFS_FHSIZE);
status = XDRInPacketGetFixed(&reply, fhandle.opaque, NFS_FHSIZE);
fhstatus = XDRInPacketGetFixed(&reply, fhandle->opaque, NFS_FHSIZE);
status = XDRInPacketGetFixed(&reply, fhandle->opaque, NFS_FHSIZE);