SHOW-TERM-CONTROLS SHOW-STATUS SHOW-TERM-ESC-KEYS
SHOW-TERM-CONTROLS ( -- )   for debugging
<PFE-TERM>
show the current mappings for the terminal output may give hints about what is wrong if the output seems to miss some functionality

reference: p4_show_control_strings in ../src/term.c:0262, export CO SHOW-TERM-CONTROLS