THE Reference - SET Commands

SET BOUNDMARK - set bounds marker display
Syntax:: [SET] BOUNDMARK OFF|Zone|TRunc|MARgins|TABs|Verify
Description:: The BOUNDMARK command indicates if boundary markers are to be displayed and if so, where. Boundary markers are vertical lines drawn before or after certain columns within the filearea . This command only has a visible effect on GUI platforms, currently only the X11 port.; OFF turns off the display of boundary markers.; ZONE turns on the display of boundary markers, before the zone start column and after the zone end column.; TRUNC turns on the display of boundary markers, after the truncation column. Not supported.; MARGINS turns on the display of boundary markers, before the left margin and after the right margin.; TABS turns on the display of boundary markers, before each tab column.; VERIFY turns on the display of boundary markers, before each verify column. Not supported.
Compatibility:: XEDIT: N/A; KEDIT: Compatible, but no support for TRUNC or VERIFY option.
Default:: Zone
Status:: Incomplete