Defines starting with `d' in osfmk/mach

• DATA osfmk/mach/boot_info.h:152
• DEALLOCATE_SHIFT osfmk/mach/rpc.h:112
• _DIPC_KKT_REQUEST_H_ osfmk/mach/kkt_request.h:235
• DIRECTION_SHIFT osfmk/mach/rpc.h:68
• DIRECT_SHIFT osfmk/mach/rpc.h:67