Handle 5 -Wmissing-prototypes warnings

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

src/synaptics.c

@@ -140,10 +140,6 @@ static void CalculateScalingCoeffs(SynapticsPrivate * priv);
 #endif
 static void SanitizeDimensions(InputInfoPtr pInfo);
 
-void InitDeviceProperties(InputInfoPtr pInfo);
-int SetProperty(DeviceIntPtr dev, Atom property, XIPropertyValuePtr prop,
-                BOOL checkonly);
-
 const static struct {
     const char *name;
     struct SynapticsProtocolOperations *proto_ops;

src/synapticsstr.h

@@ -331,4 +331,8 @@ struct _SynapticsPrivateRec {
     int num_active_touches;     /* Number of active touches on device */
 };
 
+void InitDeviceProperties(InputInfoPtr pInfo);
+int SetProperty(DeviceIntPtr dev, Atom property, XIPropertyValuePtr prop,
+                BOOL checkonly);
+
 #endif                          /* _SYNAPTICSSTR_H_ */

tools/syndaemon.c

@@ -310,7 +310,7 @@ struct xrecord_callback_results {
 };
 
 /* test if the xrecord extension is found */
-Bool
+static Bool
 check_xrecord(Display * display)
 {
 
@@ -331,7 +331,7 @@ check_xrecord(Display * display)
 }
 
 /* called by XRecordProcessReplies() */
-void
+static void
 xrecord_callback(XPointer closure, XRecordInterceptData * recorded_data)
 {
 
@@ -405,7 +405,7 @@ is_modifier_pressed(const struct xrecord_callback_results *cbres)
     return 0;
 }
 
-void
+static void
 record_main_loop(Display * display, double idle_time)
 {