1 files changed, 1 insertions, 0 deletions
diff --git a/vis.h b/vis.h
index 35e9a26..32dce80 100644
--- a/vis.h
+++ b/vis.h
@@ -67,6 +67,7 @@ typedef union {
 	const void *v;
 	void (*w)(View*);
 	void (*f)(Vis*);
+	Filerange (*combine)(const Filerange*, const Filerange*);
 } Arg;
 
 /**