$NetBSD: patch-3rdparty_GameNetworkingSockets_CMakeLists.txt,v 1.1 2025/10/12 09:06:19 triaxx Exp $

Add support for NetBSD.

--- 3rdparty/GameNetworkingSockets/CMakeLists.txt.orig	2025-09-16 16:42:25.000000000 +0000
+++ 3rdparty/GameNetworkingSockets/CMakeLists.txt
@@ -157,6 +157,8 @@ function(set_target_common_gns_propertie
 		target_compile_definitions(${TGT} PUBLIC OSX)
 	elseif(CMAKE_SYSTEM_NAME MATCHES FreeBSD)
 		target_compile_definitions(${TGT} PUBLIC FREEBSD)
+	elseif(CMAKE_SYSTEM_NAME MATCHES NetBSD)
+		target_compile_definitions(${TGT} PUBLIC NETBSD)
 	elseif(CMAKE_SYSTEM_NAME MATCHES Windows)
 		target_compile_definitions(${TGT} PUBLIC _WINDOWS)
 		if(CMAKE_CXX_COMPILER_ID MATCHES "MSVC")