/sys$common/syshlp/helplib.hlb CC, Run-time functions, [w]getch  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  Curses Screen Management function and macro that get a character
  from the terminal screen and echo it on the specified window.  The
  getch macro echos the character on stdscr.

  Syntax:

       #include <curses.h>

       char getch();
       char wgetch(WINDOW *win);