The manner in which the Compilation Conditions Browser displays information can be customized using the Preferences dialog. To do this, raise the dialog as described in Setting preferences and then select Compilation Conditions in the list on the left side of the Preferences dialog. The General tab is shown:
Figure 10.2 The Compilation Conditions Browser General preferences
Here you can select or deselect Show Package Names to toggle display of packages in all references to symbols, and you can use the Package box to specify the current package when displaying symbols.
Setting a suitable package and turning off display of package names can greatly simplify a complicated list.
Select of deselect Show Toolbar to control whether Compilation Condition Browser tools have a toolbar.
LispWorks IDE User Guide (Windows version) - 25 Nov 2011