dix: add missing prototypes

Add missing prototype for ffs, and include headers from ffs.c.
Move PostSyntheticMotion prototype to input.h.

1 files changed, 6 insertions, 0 deletions

diff --git a/dix/ffs.c b/dix/ffs.c
index e25d715dd..f84f7b47f 100644
--- a/dix/ffs.c
+++ b/dix/ffs.c
@@ -26,6 +26,12 @@ The Open Group.
 
 */
 
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "dix.h"
+
 int
 ffs(int i)
 {