--- openssh-7.7_p1-r1.ebuild.gentoo     2018-04-11 18:08:59.000000000 -0600
+++ openssh-7.7_p1-r1.ebuild    2018-04-19 00:06:13.399968875 -0600
@@ -263,7 +263,7 @@
                # unconditionally else we get unknown flag warnings.
                $(use ldap && use_with ldap)
                $(use sctp && use_with sctp)
-               $(use_with ldns)
+               $(use_with ldns ldns ${EROOT})
                $(use_with libedit)
                $(use_with pam)
                $(use_with pie)