add_subdirectory(./NBCore)
add_subdirectory(./NBEvents)
add_subdirectory(./NBGraphics)

if (ENVNB_CORE_SOURCE OR ENVNB_EVENTS_SOURCE OR ENVNB_GRAPHICS_SOURCE)
    set(ENVNB_SOURCE_FOUND ON)
endif()

if (ENVNB_CORE_INCLUDE OR ENVNB_EVENTS_INCLUDE OR ENVNB_GRAPHICS_INCLUDE)
    set(ENVNB_INCLUDE_FOUND ON)
endif()