IOC_INOUT
#define _IOWR(g,n,t) _IOC(IOC_INOUT, (g), (n), sizeof(t))
else if ((code & IOC_INOUT) == IOC_INOUT)
else if (code & (IOC_VOID|IOC_INOUT))
if (code & IOC_INOUT) {
(code & IOC_INOUT) == IOC_INOUT ? "write/read" :
(cmd & (IOC_INOUT | 0xff00)) == (IOC_IN|('t'<<8)) &&
} else if ((iocp->ioc_cmd & IOC_INOUT) != IOC_OUT) {
} else if ((copyresp->cp_cmd & IOC_INOUT) != IOC_OUT) {
((int)((uint32_t)(IOC_INOUT|(((sizeof (t))&IOCPARM_MASK)<<16)| \
((int)((uint32_t)(IOC_INOUT|(((t)&IOCPARM_MASK)<<16)| \