Library /sys$common/syshlp/helplib.hlb  —  CRTL  touchwin
    Places the most recently edited version of the specified window
    on the terminal screen.

    Format

      #include  <curses.h>

      int touchwin  (WINDOW *win);

1  –  Argument

 win

    A pointer to the window.

2  –  Description

    The touchwin function is normally used only to refresh
    overlapping windows.

3  –  Return Values

    OK                 Indicates success.
    ERR                Indicates an error.
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