Provided by: libsdl3-doc_3.2.20+ds-2_all 

NAME
SDL_HINT_VIDEO_X11_EXTERNAL_WINDOW_INPUT - A variable controlling whether SDL should call XSelectInput()
to enable input events on X11 windows wrapped by SDL windows.
SYNOPSIS
#include <SDL3/SDL_hints.h>
#define SDL_HINT_VIDEO_X11_EXTERNAL_WINDOW_INPUT "SDL_VIDEO_X11_EXTERNAL_WINDOW_INPUT"
DESCRIPTION
The variable can be set to the following values:
• "0": Don't call XSelectInput(), assuming the native window code has done it already.
• "1": Call XSelectInput() to enable input events. (default)
This hint should be set before creating a window.
AVAILABILITY
This hint is available since SDL 3.2.10.
Simple Directmedia Layer SDL 3.2.20 SDL_HINT_VIDEO_X11_EXTERNAL_WINDOW_INPUT(3)