janitor - fix function protype

diff --git a/lib/gvc/gvlayout.c b/lib/gvc/gvlayout.c
index aeeb4ad373e739deae8e077f2bd924d58be0982c..7708a613a0b8bca257d1406fd32f52de21814c53 100644 (file)
--- a/lib/gvc/gvlayout.c
+++ b/lib/gvc/gvlayout.c
@@ -30,7 +30,7 @@
 extern void graph_init(Agraph_t *g, boolean use_rankdir);
 extern void graph_cleanup(Agraph_t *g);
 extern void gv_fixLocale (int set);
-extern void gv_initShapes ();
+extern void gv_initShapes (void);
 
 int gvlayout_select(GVC_t * gvc, const char *layout)
 {