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_IOC_TYPESHIFT27include/asm-alpha/ioctl.h#define _IOC_SIZESHIFT  (_IOC_TYPESHIFT+_IOC_TYPEBITS)
_IOC_TYPESHIFT41include/asm-alpha/ioctl.h((type) << _IOC_TYPESHIFT) | \
_IOC_TYPESHIFT53include/asm-alpha/ioctl.h#define _IOC_TYPE(nr)    (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK)
_IOC_TYPESHIFT73include/asm-i386/ioctl.h#define _IOC_SIZESHIFT  (_IOC_TYPESHIFT+_IOC_TYPEBITS)