NAME
dupwin — duplicate a window 
SYNOPSIS
#include <curses.h> 
WINDOW *dupwin(WINDOW *win); 
DESCRIPTION
The
dupwin()
function creates a duplicate of the window win.
RETURN VALUE
Upon successful completion,
dupwin()
returns a pointer to the new window.  Otherwise, it returns a null pointer.
ERRORS
No errors are defined.
CHANGE HISTORY
First released in X/Open Curses, Issue 4.