find_package(SDL) find_package(OpenGL) find_package(GLUT) if(SDL_FOUND) include_directories(../src ${SDL_INCLUDE_DIR} ${OPENGL_INCLUDE_DIR} ${GLUT_INCLUDE_DIRS}) add_executable(example-sdl sdl.c) target_link_libraries(example-sdl wiiuse ${SDL_LIBRARY} ${OPENGL_LIBRARIES} ${GLUT_LIBRARIES}) endif()