cleanup: 'static'ize function which are not in the API anymore

server/drivers/debug.c

@@ -181,19 +181,7 @@ debug_backlight (Driver *drvthis, int on)
 	report(RPT_INFO, "%s(%i)", __FUNCTION__, on);
 }
 
-MODULE_EXPORT void
-debug_init_vbar (Driver *drvthis)
-{
-	report(RPT_INFO, "%s()", __FUNCTION__);
-}
-
-MODULE_EXPORT void
-debug_init_hbar (Driver *drvthis)
-{
-	report(RPT_INFO, "%s()", __FUNCTION__);
-}
-
-MODULE_EXPORT void
+static void
 debug_init_num (Driver *drvthis)
 {
 	report(RPT_INFO, "%s()", __FUNCTION__);
@@ -211,6 +199,12 @@ debug_set_char (Driver *drvthis, int n, char *dat)
 	report(RPT_INFO, "%s(%i,data)", __FUNCTION__, n);
 }
 
+static void
+debug_init_vbar (Driver *drvthis)
+{
+	report(RPT_INFO, "%s()", __FUNCTION__);
+}
+
 /////////////////////////////////////////////////////////////////
 // Draws a vertical bar; erases entire column onscreen.
 //
@@ -230,6 +224,12 @@ debug_vbar (Driver *drvthis, int x, int y, int len, int promille, int options)
 	}
 }
 
+static void
+debug_init_hbar (Driver *drvthis)
+{
+	report(RPT_INFO, "%s()", __FUNCTION__);
+}
+
 /////////////////////////////////////////////////////////////////
 // Draws a horizontal bar to the right.
 //