Disable tests that rely on usable DNS lookups, which aren't available
in build chroots.

--- libevent-2.0.21-stable/test/regress_dns.c	2013-01-20 22:32:09.000000000 +0100
+++ libevent-2.0.21-stable/test/regress_dns.c	2013-01-20 22:32:30.000000000 +0100
@@ -2120,10 +2120,6 @@
 
 struct testcase_t dns_testcases[] = {
 	DNS_LEGACY(server, TT_FORK|TT_NEED_BASE),
-	DNS_LEGACY(gethostbyname, TT_FORK|TT_NEED_BASE|TT_NEED_DNS|TT_OFF_BY_DEFAULT),
-	DNS_LEGACY(gethostbyname6, TT_FORK|TT_NEED_BASE|TT_NEED_DNS|TT_OFF_BY_DEFAULT),
-	DNS_LEGACY(gethostbyaddr, TT_FORK|TT_NEED_BASE|TT_NEED_DNS|TT_OFF_BY_DEFAULT),
-	{ "resolve_reverse", dns_resolve_reverse, TT_FORK|TT_OFF_BY_DEFAULT, NULL, NULL },
 	{ "search_empty", dns_search_empty_test, TT_FORK|TT_NEED_BASE, &basic_setup, NULL },
 	{ "search", dns_search_test, TT_FORK|TT_NEED_BASE, &basic_setup, NULL },
 	{ "search_lower", dns_search_lower_test, TT_FORK|TT_NEED_BASE, &basic_setup, NULL },
@@ -2163,9 +2159,6 @@
 
 	{ "client_fail_requests", dns_client_fail_requests_test,
 	  TT_FORK|TT_NEED_BASE, &basic_setup, NULL },
-	{ "client_fail_requests_getaddrinfo",
-	  dns_client_fail_requests_getaddrinfo_test,
-	  TT_FORK|TT_NEED_BASE, &basic_setup, NULL },
 
 	END_OF_TESTCASES
 };
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<div class='path'>path: <a href='/guix/log/?id=30e06c2cee92fa9a9b9e86bb8bf9c3e8d458ef9b'>root</a>/<a href='/guix/log/gnu?id=30e06c2cee92fa9a9b9e86bb8bf9c3e8d458ef9b'>gnu</a>/<a href='/guix/log/gnu/packages?id=30e06c2cee92fa9a9b9e86bb8bf9c3e8d458ef9b'>packages</a>/<a href='/guix/log/gnu/packages/patches?id=30e06c2cee92fa9a9b9e86bb8bf9c3e8d458ef9b'>patches</a>/<a href='/guix/log/gnu/packages/patches/openssl-1.1-c-rehash-in.patch?id=30e06c2cee92fa9a9b9e86bb8bf9c3e8d458ef9b'>openssl-1.1-c-rehash-in.patch</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/patches/openssl-1.1-c-rehash-in.patch?id=30e06c2cee92fa9a9b9e86bb8bf9c3e8d458ef9b&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-09-14 16:51:49 -0400'>2018-09-14</span></td><td><a href='/guix/commit/gnu/packages/patches/openssl-1.1-c-rehash-in.patch?id=9e9e5d5a269f32fab596c83451824a50dbc2b62d'>gnu: OpenSSL 1.1: Update to 1.1.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/tls.scm (openssl-next): Update to 1.1.1.
[arguments]: Patch a `/usr/bin/env` invocation in the 'config' script.
Adjust the documentation output.
* gnu/packages/patches/openssl-1.1.0-c-rehash-in.patch: Rename and ...
* gnu/packages/patches/openssl-1.1-c-rehash-in.patch: ... adjust patch.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.
</span></span></td><td>Leo Famulari</td></tr>