fchown             70 arch/um/os-Linux/user_syms.c EXPORT_SYMBOL_PROTO(fchown);
fchown            210 fs/hostfs/hostfs_user.c 			if (fchown(fd, attrs->ia_uid, -1))
fchown            218 fs/hostfs/hostfs_user.c 			if (fchown(fd, -1, attrs->ia_gid))
fchown            731 fs/open.c      SYSCALL_DEFINE3(fchown, unsigned int, fd, uid_t, user, gid_t, group)