Make declaration return a boolean when the function does that

diff --git a/gtk/gtktreeselection.c b/gtk/gtktreeselection.c
index 59ce8aea3a8e13bee0c52b5e56102c22f892cfca..b59bdf0e874a31a6232f3e9a23d2574cb5d483bc 100644 (file)
--- a/gtk/gtktreeselection.c
+++ b/gtk/gtktreeselection.c
@@ -1024,7 +1024,7 @@ unselect_all_helper (GtkRBTree  *tree,
     }
 }
 
-static gint
+static gboolean
 gtk_tree_selection_real_unselect_all (GtkTreeSelection *selection)
 {
   struct _TempTuple *tuple;