$NetBSD$

Treat NetBSD like FreeBSD.

--- src/framework/vst/CMakeLists.txt.orig	2025-04-24 13:59:18.000000000 +0000
+++ src/framework/vst/CMakeLists.txt
@@ -80,7 +80,7 @@ set(MODULE_SRC
     ${CMAKE_CURRENT_LIST_DIR}/view/vstview.h
     )
 
-if(OS_IS_LIN OR OS_IS_FBSD)
+if(OS_IS_LIN OR OS_IS_FBSD OR OS_IS_NBSD)
     set(MODULE_SRC
         ${MODULE_SRC}
         ${CMAKE_CURRENT_LIST_DIR}/internal/platform/linux/runloop.cpp
