$NetBSD: patch-external_CMakeLists.txt,v 1.1 2019/09/08 12:34:38 nia Exp $

Using pugixml from pkgsrc.

--- external/CMakeLists.txt.orig	2018-07-11 17:16:47.000000000 +0000
+++ external/CMakeLists.txt
@@ -2,4 +2,3 @@
 # package managers are included with the project (in the 'external' folder)
 
 add_subdirectory("nanosvg")
-add_subdirectory("pugixml")