A new version of System was added to project The Inbox: http://source.squeak.org/inbox/System-jr.928.mcz
==================== Summary ====================
Name: System-jr.928 Author: jr Time: 28 February 2017, 1:52:26.276081 am UUID: 3b79a197-c860-eb40-8f04-645f64bc7988 Ancestors: System-jr.927
return an environment dependent systemNavigation
mainly to be used by tools that override #environment
=============== Diff against System-jr.927 ===============
Item was changed: ----- Method: Object>>systemNavigation (in category '*system-support') ----- systemNavigation
+ ^ SystemNavigation for: self environment! - ^ SystemNavigation default!