scripts, except for mdconfig* and jail. Such symbols are reserved
for the rc.subr internals. Most scripts can be fixed by just
declaring _foo symbols as local: few scripts actually need them to
be global.
Discussed with: dougb in freebsd-rc
automaticly add it to an Ethernet bridge. This is intended for applications
such as qemu, vmware, openvpn, ... which open tap interfaces and need them
bridged with the hosts network adapter, the user can set up a glob for
interfaces to be automatically added (eg tap*).