XSetClassHint(3x) on Linux
The text 8dcd908cf7ef, as Debian 1.2 (Rex) shipped it.
allocate class hints structure and set or read a window's WM_CLASS property
The text 8dcd908cf7ef, as Debian 1.2 (Rex) shipped it.
allocate class hints structure and set or read a window's WM_CLASS property