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/xnu-8792.61.2/bsd/kern/
H A Dkern_descrip.c1816 struct fileproc *wfp; in dupfdopen() local
1833 (wfp = fdp->fd_ofiles[dfd]) == NULL || wfp == fp || in dupfdopen()
1839 myerror = mac_file_check_dup(kauth_cred_get(), wfp->fp_glob, dfd); in dupfdopen()
1859 if (fp_isguarded(wfp, GUARD_DUP)) { in dupfdopen()
1868 if (((flags & (FREAD | FWRITE)) | wfp->f_flag) != wfp->f_flag) { in dupfdopen()
1879 fg_ref(p, wfp->fp_glob); in dupfdopen()
1880 fp->fp_glob = wfp->fp_glob; in dupfdopen()
1887 fp->fp_flags |= (wfp->fp_flags & (FP_CLOFORK | FP_CLOEXEC)); in dupfdopen()