db/hash: Use O_CLOEXEC instead of separate fcntl() call.
In particular, a hash db is used by getpwnam() and getpwuid(). MFC after: 1 week
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@ -121,9 +121,8 @@ __hash_open(const char *file, int flags, int mode,
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hashp->flags = flags;
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if (file) {
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if ((hashp->fp = _open(file, flags, mode)) == -1)
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if ((hashp->fp = _open(file, flags | O_CLOEXEC, mode)) == -1)
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RETURN_ERROR(errno, error0);
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(void)_fcntl(hashp->fp, F_SETFD, 1);
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new_table = _fstat(hashp->fp, &statbuf) == 0 &&
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statbuf.st_size == 0 && (flags & O_ACCMODE) != O_RDONLY;
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} else
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