From e59c1cd70f4a7171a0ff5e1f9f4937985d6a4d8d Mon Sep 17 00:00:00 2001
From: Cody Russell <cody@jhu.edu>
Date: Fri, 24 Jul 2020 06:44:47 -0500
Subject: Fix Cairo issue on macOS Big Sur (#20154)

Bumps bockbuild to get the changes from https://github.com/mono/bockbuild/pull/162

BigSur's CoreGraphics seems to need a copy of the data to stick around longer than the surface,
so we provide it a copy of the data instead.
---
 external/bockbuild | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/external/bockbuild b/external/bockbuild
index b66a663fa44..0ab42dc099a 160000
--- a/external/bockbuild
+++ b/external/bockbuild
@@ -1 +1 @@
-Subproject commit b66a663fa4470ad4c8c08fa5750328c855668862
+Subproject commit 0ab42dc099a8479dd339c9de144d8d2efe3c30f3
-- 
cgit v1.2.3