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_atomic64e.h
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_atomic_subword.h
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_bitset.h
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_blockcount.h
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_bus_dma.h
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_callout.h
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_cpuset.h
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_cscan_atomic.h
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_cscan_bus.h
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_domainset.h
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_eventhandler.h
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_ffcounter.h
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_iovec.h
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_lock.h
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_lockmgr.h
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_mutex.h
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_null.h
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_pctrie.h
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_pthreadtypes.h
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_rangeset.h
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_rmlock.h
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_rwlock.h
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_semaphore.h
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_seqc.h
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_sigset.h
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_smr.h
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_sockaddr_storage.h
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_stack.h
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_stdarg.h
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_stdint.h
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_sx.h
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_task.h
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_termios.h
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_timespec.h
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_timeval.h
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_types.h
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_ucontext.h
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_uio.h
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_umtx.h
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_unrhdr.h
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_winsize.h
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aac_ioctl.h
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abi_compat.h
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acct.h
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acl.h
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agpio.h
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aio.h
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alq.h
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apm.h
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arb.h
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assym.h
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ata.h
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atomic_common.h
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auxv.h
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backlight.h
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bio.h
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bitset.h
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bitstring.h
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blist.h
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blockcount.h
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boot.h
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buf.h
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buf_ring.h
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bufobj.h
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bus.h
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bus_dma.h
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bus_dma_internal.h
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busdma_bufalloc.h
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callout.h
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caprights.h
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capsicum.h
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cdefs.h
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cdio.h
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cdrio.h
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cfictl.h
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chio.h
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ck.h
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clock.h
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cnv.h
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compressor.h
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condvar.h
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conf.h
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cons.h
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consio.h
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copyright.h
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counter.h
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coverage.h
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cpu.h
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cpuctl.h
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cpuset.h
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csan.h
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ctype.h
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devctl.h
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devicestat.h
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devmap.h
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dirent.h
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disk
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disk.h
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disk_zone.h
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disklabel.h
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diskmbr.h
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dkstat.h
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dnv.h
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domain.h
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domainset.h
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dtrace_bsd.h
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dvdio.h
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efi.h
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efiio.h
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elf.h
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elf32.h
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elf64.h
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elf_common.h
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elf_generic.h
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endian.h
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epoch.h
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errno.h
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eui64.h
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event.h
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eventfd.h
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eventhandler.h
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eventvar.h
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exec.h
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extattr.h
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fail.h
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fbio.h
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fcntl.h
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fdcio.h
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file.h
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filedesc.h
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filio.h
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firmware.h
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fnv_hash.h
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font.h
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gmon.h
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gpio.h
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gpt.h
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gsb_crc32.h
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gtaskqueue.h
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hash.h
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hhook.h
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iconv.h
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imgact.h
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imgact_aout.h
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imgact_binmisc.h
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imgact_elf.h
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interrupt.h
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intr.h
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ioccom.h
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ioctl.h
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ioctl_compat.h
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iov.h
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iov_schema.h
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ipc.h
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ipmi.h
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jail.h
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joystick.h
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kbio.h
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kcov.h
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kdb.h
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kenv.h
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kern_prefetch.h
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kernel.h
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kerneldump.h
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khelp.h
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kobj.h
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kpilite.h
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ksem.h
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kthread.h
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ktls.h
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ktr.h
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ktr_class.h
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ktrace.h
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libkern.h
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limits.h
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link_aout.h
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link_elf.h
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linker.h
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linker_set.h
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lock.h
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lock_profile.h
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lockf.h
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lockmgr.h
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lockstat.h
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loginclass.h
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mac.h
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malloc.h
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mbuf.h
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mchain.h
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md4.h
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md5.h
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mdioctl.h
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memdesc.h
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memrange.h
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mman.h
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module.h
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module_khelp.h
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mount.h
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mouse.h
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mpt_ioctl.h
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mqueue.h
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msg.h
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msgbuf.h
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mtio.h
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mutex.h
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namei.h
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nlist_aout.h
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nv.h
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osd.h
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param.h
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pciio.h
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pcpu.h
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pctrie.h
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physmem.h
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pidctrl.h
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pipe.h
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pmc.h
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pmckern.h
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pmclog.h
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poll.h
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posix4.h
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power.h
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priority.h
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priv.h
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prng.h
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proc.h
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procctl.h
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procdesc.h
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procfs.h
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protosw.h
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ptio.h
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ptrace.h
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qmath.h
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queue.h
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racct.h
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random.h
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rangelock.h
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rangeset.h
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rctl.h
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reboot.h
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refcount.h
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regression.h
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resource.h
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resourcevar.h
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rman.h
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rmlock.h
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rtprio.h
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runq.h
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rwlock.h
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sbuf.h
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sched.h
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sdt.h
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select.h
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selinfo.h
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sem.h
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sema.h
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seqc.h
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serial.h
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sf_buf.h
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sglist.h
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shm.h
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sigio.h
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signal.h
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signalvar.h
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sleepqueue.h
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slicer.h
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smp.h
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smr.h
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smr_types.h
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snoop.h
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sockbuf.h
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socket.h
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socketvar.h
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sockio.h
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sockopt.h
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soundcard.h
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specialfd.h
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spigenio.h
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stack.h
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stat.h
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stats.h
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statvfs.h
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stdatomic.h
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stddef.h
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stdint.h
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sx.h
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syscall.h
(13.99 KB)
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syscall.mk
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syscallsubr.h
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sysctl.h
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sysent.h
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syslimits.h
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syslog.h
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sysproto.h
(153.38 KB)
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systm.h
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taskqueue.h
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terminal.h
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termios.h
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thr.h
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tiio.h
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tim_filter.h
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time.h
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timeb.h
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timeet.h
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timeffc.h
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timepps.h
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timers.h
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times.h
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timespec.h
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timetc.h
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timex.h
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tree.h
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tslog.h
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tty.h
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ttycom.h
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ttydefaults.h
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ttydevsw.h
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ttydisc.h
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ttyhook.h
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ttyqueue.h
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turnstile.h
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types.h
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ucontext.h
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ucred.h
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uio.h
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umtx.h
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un.h
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unistd.h
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unpcb.h
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user.h
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utsname.h
(2.47 KB)
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uuid.h
(3.17 KB)
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vdso.h
(4.26 KB)
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vmem.h
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vmmeter.h
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vnode.h
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vtoc.h
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wait.h
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watchdog.h
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Editing: fcntl.h
/*- * SPDX-License-Identifier: BSD-3-Clause * * Copyright (c) 1983, 1990, 1993 * The Regents of the University of California. All rights reserved. * (c) UNIX System Laboratories, Inc. * All or some portions of this file are derived from material licensed * to the University of California by American Telephone and Telegraph * Co. or Unix System Laboratories, Inc. and are reproduced herein with * the permission of UNIX System Laboratories, Inc. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)fcntl.h 8.3 (Berkeley) 1/21/94 * $FreeBSD$ */ #ifndef _SYS_FCNTL_H_ #define _SYS_FCNTL_H_ /* * This file includes the definitions for open and fcntl * described by POSIX for <fcntl.h>; it also includes * related kernel definitions. */ #include <sys/cdefs.h> #include <sys/_types.h> #ifndef _MODE_T_DECLARED typedef __mode_t mode_t; #define _MODE_T_DECLARED #endif #ifndef _OFF_T_DECLARED typedef __off_t off_t; #define _OFF_T_DECLARED #endif #ifndef _PID_T_DECLARED typedef __pid_t pid_t; #define _PID_T_DECLARED #endif /* * File status flags: these are used by open(2), fcntl(2). * They are also used (indirectly) in the kernel file structure f_flags, * which is a superset of the open/fcntl flags. Open flags and f_flags * are inter-convertible using OFLAGS(fflags) and FFLAGS(oflags). * Open/fcntl flags begin with O_; kernel-internal flags begin with F. */ /* open-only flags */ #define O_RDONLY 0x0000 /* open for reading only */ #define O_WRONLY 0x0001 /* open for writing only */ #define O_RDWR 0x0002 /* open for reading and writing */ #define O_ACCMODE 0x0003 /* mask for above modes */ /* * Kernel encoding of open mode; separate read and write bits that are * independently testable: 1 greater than the above. * * XXX * FREAD and FWRITE are excluded from the #ifdef _KERNEL so that TIOCFLUSH, * which was documented to use FREAD/FWRITE, continues to work. */ #if __BSD_VISIBLE #define FREAD 0x0001 #define FWRITE 0x0002 #endif #define O_NONBLOCK 0x0004 /* no delay */ #define O_APPEND 0x0008 /* set append mode */ #if __BSD_VISIBLE #define O_SHLOCK 0x0010 /* open with shared file lock */ #define O_EXLOCK 0x0020 /* open with exclusive file lock */ #define O_ASYNC 0x0040 /* signal pgrp when data ready */ #define O_FSYNC 0x0080 /* synchronous writes */ #endif #define O_SYNC 0x0080 /* POSIX synonym for O_FSYNC */ #if __POSIX_VISIBLE >= 200809 #define O_NOFOLLOW 0x0100 /* don't follow symlinks */ #endif #define O_CREAT 0x0200 /* create if nonexistent */ #define O_TRUNC 0x0400 /* truncate to zero length */ #define O_EXCL 0x0800 /* error if already exists */ #ifdef _KERNEL #define FHASLOCK 0x4000 /* descriptor holds advisory lock */ #endif /* Defined by POSIX 1003.1; BSD default, but must be distinct from O_RDONLY. */ #define O_NOCTTY 0x8000 /* don't assign controlling terminal */ #if __BSD_VISIBLE /* Attempt to bypass buffer cache */ #define O_DIRECT 0x00010000 #endif #if __POSIX_VISIBLE >= 200809 #define O_DIRECTORY 0x00020000 /* Fail if not directory */ #define O_EXEC 0x00040000 /* Open for execute only */ #define O_SEARCH O_EXEC #endif #ifdef _KERNEL #define FEXEC O_EXEC #define FSEARCH O_SEARCH #endif #if __POSIX_VISIBLE >= 200809 /* Defined by POSIX 1003.1-2008; BSD default, but reserve for future use. */ #define O_TTY_INIT 0x00080000 /* Restore default termios attributes */ #define O_CLOEXEC 0x00100000 #endif #if __BSD_VISIBLE #define O_VERIFY 0x00200000 /* open only after verification */ /* #define O_UNUSED1 0x00400000 */ /* Was O_BENEATH */ #define O_RESOLVE_BENEATH 0x00800000 /* Do not allow name resolution to walk out of cwd */ #endif #define O_DSYNC 0x01000000 /* POSIX data sync */ /* * XXX missing O_RSYNC. */ #ifdef _KERNEL /* Only for devfs d_close() flags. */ #define FLASTCLOSE O_DIRECTORY #define FREVOKE O_VERIFY /* Only for fo_close() from half-succeeded open */ #define FOPENFAILED O_TTY_INIT /* convert from open() flags to/from fflags; convert O_RD/WR to FREAD/FWRITE */ #define FFLAGS(oflags) ((oflags) & O_EXEC ? (oflags) : (oflags) + 1) #define OFLAGS(fflags) ((fflags) & O_EXEC ? (fflags) : (fflags) - 1) /* bits to save after open */ #define FMASK (FREAD|FWRITE|FAPPEND|FASYNC|FFSYNC|FDSYNC|FNONBLOCK|O_DIRECT|FEXEC) /* bits settable by fcntl(F_SETFL, ...) */ #define FCNTLFLAGS (FAPPEND|FASYNC|FFSYNC|FDSYNC|FNONBLOCK|FRDAHEAD|O_DIRECT) #if defined(COMPAT_FREEBSD7) || defined(COMPAT_FREEBSD6) || \ defined(COMPAT_FREEBSD5) || defined(COMPAT_FREEBSD4) /* * Set by shm_open(3) in older libc's to get automatic MAP_ASYNC * behavior for POSIX shared memory objects (which are otherwise * implemented as plain files). */ #define FPOSIXSHM O_NOFOLLOW #undef FCNTLFLAGS #define FCNTLFLAGS (FAPPEND|FASYNC|FFSYNC|FNONBLOCK|FPOSIXSHM|FRDAHEAD| \ O_DIRECT) #endif #endif /* * The O_* flags used to have only F* names, which were used in the kernel * and by fcntl. We retain the F* names for the kernel f_flag field * and for backward compatibility for fcntl. These flags are deprecated. */ #if __BSD_VISIBLE #define FAPPEND O_APPEND /* kernel/compat */ #define FASYNC O_ASYNC /* kernel/compat */ #define FFSYNC O_FSYNC /* kernel */ #define FDSYNC O_DSYNC /* kernel */ #define FNONBLOCK O_NONBLOCK /* kernel */ #define FNDELAY O_NONBLOCK /* compat */ #define O_NDELAY O_NONBLOCK /* compat */ #endif /* * Historically, we ran out of bits in f_flag (which was once a short). * However, the flag bits not set in FMASK are only meaningful in the * initial open syscall. Those bits were thus given a * different meaning for fcntl(2). */ #if __BSD_VISIBLE /* Read ahead */ #define FRDAHEAD O_CREAT #endif #if __POSIX_VISIBLE >= 200809 /* * Magic value that specify the use of the current working directory * to determine the target of relative file paths in the openat() and * similar syscalls. */ #define AT_FDCWD -100 /* * Miscellaneous flags for the *at() syscalls. */ #define AT_EACCESS 0x0100 /* Check access using effective user and group ID */ #define AT_SYMLINK_NOFOLLOW 0x0200 /* Do not follow symbolic links */ #define AT_SYMLINK_FOLLOW 0x0400 /* Follow symbolic link */ #define AT_REMOVEDIR 0x0800 /* Remove directory instead of file */ /* #define AT_UNUSED1 0x1000 *//* Was AT_BENEATH */ #define AT_RESOLVE_BENEATH 0x2000 /* Do not allow name resolution to walk out of dirfd */ #endif /* * Constants used for fcntl(2) */ /* command values */ #define F_DUPFD 0 /* duplicate file descriptor */ #define F_GETFD 1 /* get file descriptor flags */ #define F_SETFD 2 /* set file descriptor flags */ #define F_GETFL 3 /* get file status flags */ #define F_SETFL 4 /* set file status flags */ #if __XSI_VISIBLE || __POSIX_VISIBLE >= 200112 #define F_GETOWN 5 /* get SIGIO/SIGURG proc/pgrp */ #define F_SETOWN 6 /* set SIGIO/SIGURG proc/pgrp */ #endif #if __BSD_VISIBLE #define F_OGETLK 7 /* get record locking information */ #define F_OSETLK 8 /* set record locking information */ #define F_OSETLKW 9 /* F_SETLK; wait if blocked */ #define F_DUP2FD 10 /* duplicate file descriptor to arg */ #endif #define F_GETLK 11 /* get record locking information */ #define F_SETLK 12 /* set record locking information */ #define F_SETLKW 13 /* F_SETLK; wait if blocked */ #if __BSD_VISIBLE #define F_SETLK_REMOTE 14 /* debugging support for remote locks */ #define F_READAHEAD 15 /* read ahead */ #define F_RDAHEAD 16 /* Darwin compatible read ahead */ #endif #if __POSIX_VISIBLE >= 200809 #define F_DUPFD_CLOEXEC 17 /* Like F_DUPFD, but FD_CLOEXEC is set */ #endif #if __BSD_VISIBLE #define F_DUP2FD_CLOEXEC 18 /* Like F_DUP2FD, but FD_CLOEXEC is set */ #define F_ADD_SEALS 19 #define F_GET_SEALS 20 #define F_ISUNIONSTACK 21 /* Kludge for libc, don't use it. */ /* Seals (F_ADD_SEALS, F_GET_SEALS). */ #define F_SEAL_SEAL 0x0001 /* Prevent adding sealings */ #define F_SEAL_SHRINK 0x0002 /* May not shrink */ #define F_SEAL_GROW 0x0004 /* May not grow */ #define F_SEAL_WRITE 0x0008 /* May not write */ #endif /* __BSD_VISIBLE */ /* file descriptor flags (F_GETFD, F_SETFD) */ #define FD_CLOEXEC 1 /* close-on-exec flag */ /* record locking flags (F_GETLK, F_SETLK, F_SETLKW) */ #define F_RDLCK 1 /* shared or read lock */ #define F_UNLCK 2 /* unlock */ #define F_WRLCK 3 /* exclusive or write lock */ #if __BSD_VISIBLE #define F_UNLCKSYS 4 /* purge locks for a given system ID */ #define F_CANCEL 5 /* cancel an async lock request */ #endif #ifdef _KERNEL #define F_WAIT 0x010 /* Wait until lock is granted */ #define F_FLOCK 0x020 /* Use flock(2) semantics for lock */ #define F_POSIX 0x040 /* Use POSIX semantics for lock */ #define F_REMOTE 0x080 /* Lock owner is remote NFS client */ #define F_NOINTR 0x100 /* Ignore signals when waiting */ #endif /* * Advisory file segment locking data type - * information passed to system by user */ struct flock { off_t l_start; /* starting offset */ off_t l_len; /* len = 0 means until end of file */ pid_t l_pid; /* lock owner */ short l_type; /* lock type: read/write, etc. */ short l_whence; /* type of l_start */ int l_sysid; /* remote system id or zero for local */ }; #if __BSD_VISIBLE /* * Old advisory file segment locking data type, * before adding l_sysid. */ struct __oflock { off_t l_start; /* starting offset */ off_t l_len; /* len = 0 means until end of file */ pid_t l_pid; /* lock owner */ short l_type; /* lock type: read/write, etc. */ short l_whence; /* type of l_start */ }; #endif #if __BSD_VISIBLE /* lock operations for flock(2) */ #define LOCK_SH 0x01 /* shared file lock */ #define LOCK_EX 0x02 /* exclusive file lock */ #define LOCK_NB 0x04 /* don't block when locking */ #define LOCK_UN 0x08 /* unlock file */ #endif #if __POSIX_VISIBLE >= 200112 /* * Advice to posix_fadvise */ #define POSIX_FADV_NORMAL 0 /* no special treatment */ #define POSIX_FADV_RANDOM 1 /* expect random page references */ #define POSIX_FADV_SEQUENTIAL 2 /* expect sequential page references */ #define POSIX_FADV_WILLNEED 3 /* will need these pages */ #define POSIX_FADV_DONTNEED 4 /* dont need these pages */ #define POSIX_FADV_NOREUSE 5 /* access data only once */ #endif #ifdef __BSD_VISIBLE /* * Magic value that specify that corresponding file descriptor to filename * is unknown and sanitary check should be omitted in the funlinkat() and * similar syscalls. */ #define FD_NONE -200 #endif #ifndef _KERNEL __BEGIN_DECLS int open(const char *, int, ...); int creat(const char *, mode_t); int fcntl(int, int, ...); #if __BSD_VISIBLE int flock(int, int); #endif #if __POSIX_VISIBLE >= 200809 int openat(int, const char *, int, ...); #endif #if __POSIX_VISIBLE >= 200112 int posix_fadvise(int, off_t, off_t, int); int posix_fallocate(int, off_t, off_t); #endif __END_DECLS #endif #endif /* !_SYS_FCNTL_H_ */
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