$NetBSD: patch-CMakeLists.txt,v 1.1 2025/09/30 09:35:29 adam Exp $

Don't look for boost_system library.

--- CMakeLists.txt.orig	2025-09-30 09:26:49.431022830 +0000
+++ CMakeLists.txt
@@ -8,7 +8,7 @@ find_package(SDL_ttf REQUIRED)
 find_package(SDL_mixer REQUIRED)
 find_package(OpenGL REQUIRED)
 find_package(Gettext REQUIRED)
-find_package(Boost COMPONENTS filesystem system REQUIRED)
+find_package(Boost COMPONENTS filesystem REQUIRED)
 add_definitions(-DBOOST_FILESYSTEM_VERSION=3)
 
 # Searching for libintl using bundled CMake script