dirmngr: Fix for --disable-libdns usage.
* dirmngr/dns-stuff.c (enable_recursive_resolver, set_dns_nameserver) (reload_dns_stuff): Conditionalize with USE_LIBDNS. (get_h_errno_as_gpg_error): Map HOST_NOT_FOUND to GPG_ERR_NO_NAME.
get_dns_srv assumes error code of GPG_ERR_NO_NAME when no SRV record
available.
- Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
- GnuPG-bug-id: T2889