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fix xref
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@ -60,7 +60,7 @@ Most queries for names within this domain can use short names
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relative to the local domain.
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If no \fBdomain\fP entry is present, the domain is determined
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from the local host name returned by
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.BR gethostname (2);
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.BR gethostname (3);
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the domain part is taken to be everything after the first `.'.
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Finally, if the host name does not contain a domain part, the root
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domain is assumed.
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@ -99,7 +99,9 @@ The search list is currently limited to six domains
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with a total of 256 characters.
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.TP
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\fBsortlist\fP
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Sortlist allows addresses returned by gethostbyname to be sorted.
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Sortlist allows addresses returned by
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.BR gethostbyname (3)
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to be sorted.
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A sortlist is specified by IP address netmask pairs.
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The netmask is
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optional and defaults to the natural netmask of the net.
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@ -170,7 +172,7 @@ or control characters.
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sets RES_USE_INET6 in
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.IR _res.options .
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This has the effect of trying a AAAA query before an A query inside the
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.BR gethostbyname (2)
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.BR gethostbyname (3)
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function, and of mapping IPv4 responses in IPv6 ``tunnelled form''
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if no AAAA records are found but an A record set exists.
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.RE
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