Reference

XReconfigureWMWindow(3x) on Linux

The text 8134eec2ef8e, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm), Debian 1.3 (Bo) shipped it.

manipulate top-level windows

XReconfigureWMWindow(3x) on Linux now