In file included from ./libavutil/common.h:88,
                 from ./libavutil/avutil.h:301,
                 from ./libavutil/opt.h:31,
                 from libavdevice/sdl2.c:31:
./config.h:340: warning: "HAVE_PTHREAD_SETNAME_NP" redefined
  340 | #define HAVE_PTHREAD_SETNAME_NP 0
      |
In file included from /usr/include/SDL2/SDL_config.h:4,
                 from /usr/include/SDL2/SDL_stdinc.h:31,
                 from /usr/include/SDL2/SDL_main.h:25,
                 from /usr/include/SDL2/SDL.h:32,
                 from libavdevice/sdl2.c:26:
/usr/include/x86_64-linux-gnu/SDL2/_real_SDL_config.h:205: note: this is the location of the previous definition
  205 | #define HAVE_PTHREAD_SETNAME_NP 1
      |