$NetBSD$

* use pkgsrc c++gsl

--- Util/CMakeLists.txt.orig	2020-02-05 05:36:17.000000000 +0000
+++ Util/CMakeLists.txt
@@ -40,7 +40,7 @@ target_include_directories(Util 
 target_link_libraries(Util
 PUBLIC
 	Regex
-	GSL
+	Microsoft.GSL::GSL
 	Qt5::Core
 	Qt5::Network
 	Boost::boost