osx man page for tk_hwndtowindow

Tk_HWNDToWindow(3)					       Tk Library Procedures						Tk_HWNDToWindow(3)

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NAME
       Tk_HWNDToWindow - Find Tk's window information for a Windows window

SYNOPSIS
       #include <tkPlatDecls.h>

       Tk_Window
       Tk_HWNDToWindow(hwnd)

ARGUMENTS
       HWND hwnd (in)				 Windows handle for the window.
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DESCRIPTION
       Given  a  Windows HWND window identifier, this procedure returns the corresponding Tk_Window handle. If there is no Tk_Window corresponding
       to hwnd then NULL is returned.

KEYWORDS
       Windows window id

Tk																Tk_HWNDToWindow(3)