From 6d8d166eff12f6401ca6ddefae7eb69ca5faebc2 Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Wed, 25 Dec 2013 12:37:03 +0100
Subject: [PATCH] Backport the GLUquadricObjPtr declaration to prevent errors
 during Quick Slice. #1636

---
 lib/Slic3r.pm | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/Slic3r.pm b/lib/Slic3r.pm
index d317f2e67..98972d7ef 100644
--- a/lib/Slic3r.pm
+++ b/lib/Slic3r.pm
@@ -160,4 +160,8 @@ sub open {
     return CORE::open $$fh, $mode, encode_path($filename);
 }
 
+# this package declaration prevents an ugly fatal warning to be emitted when
+# spawning a new thread
+package GLUquadricObjPtr;
+
 1;