Florian Pose <fp@igh-essen.com> [Fri, 23 Apr 2010 16:42:27 +0200] rev 1909
Introduced effective_alias variable to separate reg12 alias from SII alias.
Florian Pose <fp@igh-essen.com> [Tue, 20 Apr 2010 11:21:43 +0200] rev 1908
Removed TIOCSSERIAL because it doesn't make sense for virtual tty interfaces.