Index: export_c_draw.c
===================================================================
--- export_c_draw.c	(revision 34299)
+++ export_c_draw.c	(revision 34300)
@@ -86,7 +86,7 @@
 
 static rnd_hid_attr_val_t c_draw_values[NUM_OPTIONS];
 
-static rnd_export_opt_t *c_draw_get_export_options(rnd_hid_t *hid, int *n)
+static const rnd_export_opt_t *c_draw_get_export_options(rnd_hid_t *hid, int *n)
 {
 	const char *suffix = ".c";
 	char **val = &c_draw_values[HA_c_drawfile].str;