Gentoo's Bugzilla –
Attachment 438156 Details for
Bug 586506dev-db/couchdb-1.6.1 : checking Erlang version compatibility... detected Erlang version: 7.3.0...configure: error: The installed Erlang version must be >= R14B (erts-5.8.1) and =< 17 (erts-6.0) major_version does not match