Symbol: _IOC_NONE
stand/kboot/include/arch/powerpc64/termios_arch.h
184
#define _IO(a,b) _IOC(_IOC_NONE,(a),(b),0)
sys/dev/tdfx/tdfx_io.h
81
#define _IOV(type,nr) _IOCV(_IOC_NONE,(type),(nr),0)