$OpenBSD: patch-gtk2_ardour_automation_selectable_h,v 1.1 2017/05/25 09:02:05 espie Exp $
const correct for libc++ stl

Index: gtk2_ardour/automation_selectable.h
--- gtk2_ardour/automation_selectable.h.orig
+++ gtk2_ardour/automation_selectable.h
@@ -36,7 +36,7 @@ struct AutomationSelectable : public Selectable
     AutomationSelectable (nframes_t s, nframes_t e, double l, double h, TimeAxisView& atv)
 	    : start (s), end (e), low_fract (l), high_fract (h), track (atv) {}
 
-    bool operator== (const AutomationSelectable& other) {
+    bool operator== (const AutomationSelectable& other) const {
 	    return start == other.start &&
 		    end == other.end &&
 		    low_fract == other.low_fract &&
