sdl2-compat: fix cross build on mingw (#435897)

Changed files
+4 -2
pkgs
by-name
sd
sdl2-compat
+4 -2
pkgs/by-name/sd/sdl2-compat/package.nix
···
SDL_compat,
ffmpeg,
qemu,
+
+
x11Support ? !stdenv.hostPlatform.isAndroid && !stdenv.hostPlatform.isWindows,
}:
let
# tray support on sdl3 pulls in gtk3, which is quite an expensive dependency.
···
buildInputs = [
sdl3'
-
libX11
-
];
+
]
+
++ lib.optional x11Support libX11;
checkInputs = [ libGL ];