#unconditional
F_DUPFD
F_GETFD
F_SETFD
F_GETFL
F_SETFL
F_GETLK
F_SETLK
F_SETLKW
F_SETOWN
F_GETOWN
F_SETSIG
F_GETSIG
F_GETLK64
F_SETLK64
F_SETLKW64
F_SETOWN_EX
F_GETOWN_EX
F_GETOWNER_UIDS
F_OFD_GETLK
F_OFD_SETLK
F_OFD_SETLKW
F_SETLEASE
F_GETLEASE
F_NOTIFY
F_CANCELLK
F_DUPFD_CLOEXEC
F_SETPIPE_SZ
F_GETPIPE_SZ
F_ADD_SEALS
F_GET_SEALS