A variable controlling whether the X11 _NET_WM_PING protocol should be supported.
Defined in <SDL3/SDL_hints.h>
#define SDL_HINT_VIDEO_X11_NET_WM_PING "SDL_VIDEO_X11_NET_WM_PING"
By default SDL will use _NET_WM_PING, but for applications that know they will not always be able to respond to ping requests in a timely manner they can turn it off to avoid the window manager thinking the app is hung.
The variable can be set to the following values:
This hint should be set before creating a window.
This hint is available since SDL 3.0.0.