directfb: Fixed comment.
diff --git a/src/video/directfb/SDL_DirectFB_window.c b/src/video/directfb/SDL_DirectFB_window.c
index cfca743..e657b96 100644
--- a/src/video/directfb/SDL_DirectFB_window.c
+++ b/src/video/directfb/SDL_DirectFB_window.c
@@ -468,7 +468,7 @@ DirectFB_GetWindowWMInfo(_THIS, SDL_Window * window,
/* Before 2.0.6, it was possible to build an SDL with DirectFB support
(SDL_SysWMinfo will be large enough to hold DirectFB info), but build
your app against SDL headers that didn't have DirectFB support
- (SDL_SysWMinfo could be smaller than Wayland needs. This would lead
+ (SDL_SysWMinfo could be smaller than DirectFB needs. This would lead
to an app properly using SDL_GetWindowWMInfo() but we'd accidentally
overflow memory on the stack or heap. To protect against this, we've
padded out the struct unconditionally in the headers and DirectFB will