Gentoo doesn't have any connection resolvers

Well... damn. Looks like Gentoo doesn't have any connection resolvers we can use... https://trac.torproject.org/projects/tor/ticket/13904#comment:17

Gentoo doesn't have any connection resolvers
ec293c08 · Damian Johnson · c337b9eb · ec293c08
Commit ec293c08 authored Dec 10, 2014 by Damian Johnson
--- a/stem/util/connection.py
+++ b/stem/util/connection.py
@@ -255,6 +255,8 @@ def system_resolvers(system = None):
    resolvers = []
  elif system in ('Darwin', 'OpenBSD'):
    resolvers = [Resolver.LSOF]
+  elif stem.util.system.is_gentoo():
+    resolvers = []
  elif system == 'FreeBSD':
    # Netstat is available, but lacks a '-p' equivilant so we can't associate
    # the results to processes. The platform also has a ss command, but it