https://docs.oracle.com/cd/E86824_01/html/E54767/immedok-3curses.html
immedok - man pages section 3: Curses Library Functions
curs_outopts , clearok , idlok , idcok , immedok , leaveok , setscrreg , wsetscrreg , scrollok , nl , nonl - curses terminal output option control routines
man pagessectioncurseslibraryfunctions