diff --git a/src/video/dga/SDL_dgaevents.c b/src/video/dga/SDL_dgaevents.c
index 11bd21efa..de43266cb 100644
--- a/src/video/dga/SDL_dgaevents.c
+++ b/src/video/dga/SDL_dgaevents.c
@@ -24,6 +24,8 @@
 /* Handle the event stream, converting DGA events into SDL events */
 
 #include <stdio.h>
+#define NEED_EVENTS
+#define NEED_REPLIES
 #include <X11/Xlib.h>
 #include "../Xext/extensions/xf86dga.h"
 
diff --git a/src/video/dga/SDL_dgavideo.c b/src/video/dga/SDL_dgavideo.c
index 331fcd260..bc831abf6 100644
--- a/src/video/dga/SDL_dgavideo.c
+++ b/src/video/dga/SDL_dgavideo.c
@@ -26,6 +26,8 @@
 
 #include <stdio.h>
 
+#define NEED_EVENTS
+#define NEED_REPLIES
 #include <X11/Xlib.h>
 #include "../Xext/extensions/xf86dga.h"