// From https://invisible-island.net/ncurses/ncurses-intro.html#leaving
addstr("Shelling out...");
def_prog_mode();           /* save current tty modes */
endwin();                  /* restore original tty modes */
system("sh");              /* run shell */
addstr("returned.\n");     /* prepare return message */
refresh();                 /* restore save modes, repaint screen */