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authorume <ume@FreeBSD.org>2001-06-10 20:25:24 +0000
committerume <ume@FreeBSD.org>2001-06-10 20:25:24 +0000
commit32dc912febbf3960c47a0ebfd387977b2c78656b (patch)
tree262ae419994b75015819bd1f21a102e4d30832d2 /lib/libc/net/res_init.c
parent28fc250493cc9938edeed93280f363eeba7bcd2f (diff)
downloadFreeBSD-src-32dc912febbf3960c47a0ebfd387977b2c78656b.zip
FreeBSD-src-32dc912febbf3960c47a0ebfd387977b2c78656b.tar.gz
Implement EDNS0 support, as EDNS0 support will be made mandatory for
IPv6 transport-ready resolvers/DNS servers. Need careful configuration when enable it. (default config is not affected). See manpage for details. XXX visible symbol __res_opt() is added, however, it is not supposed to be called from outside, libc minor is not bumped. Obtained from: KAME/NetBSD
Diffstat (limited to 'lib/libc/net/res_init.c')
-rw-r--r--lib/libc/net/res_init.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/libc/net/res_init.c b/lib/libc/net/res_init.c
index 9203b69..035dd05 100644
--- a/lib/libc/net/res_init.c
+++ b/lib/libc/net/res_init.c
@@ -532,6 +532,8 @@ res_setoptions(options, source)
_res.options |= RES_USE_INET6;
} else if (!strncmp(cp, "no_tld_query", sizeof("no_tld_query") - 1)) {
_res.options |= RES_NOTLDQUERY;
+ } else if (!strncmp(cp, "edns0", sizeof("edns0") - 1)) {
+ _res.options |= RES_USE_EDNS0;
} else {
/* XXX - print a warning here? */
}
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