https://docs.oracle.com/cd/E86824_01/html/E54767/mvwinsstr-3curses.html
mvwinsstr - man pages section 3: Curses Library Functions
curs_insstr , insstr , insnstr , winsstr , winsnstr , mvinsstr , mvinsnstr , mvwinsstr , mvwinsnstr - insert string before character under the cursor in a...
man pagessectioncurseslibraryfunctions