_IOR 49 arch/alpha/include/uapi/asm/ioctl.h #define _IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),sizeof(size)) _IOR 46 arch/sparc/include/uapi/asm/ioctl.h #define _IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),sizeof(size)) _IOR 33 drivers/scsi/dpt/dpti_ioctl.h # define _IOR(x,y,z) (((x)<<8)|y) _IOR 86 include/uapi/asm-generic/ioctl.h #define _IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),(_IOC_TYPECHECK(size)))