Tk_MaintainGeometry(3tk) on Linux
The text 7670c519eca8, as Debian 9 (Stretch), Debian 8 (Jessie) shipped it.
maintain geometry of one window relative to another
The text 7670c519eca8, as Debian 9 (Stretch), Debian 8 (Jessie) shipped it.
maintain geometry of one window relative to another