Function glfwSetWindowCloseCallback
Prototype
extern(C) extern glfwSetWindowCloseCallback( GLFWwindow* window, extern(C) nothrow void function(GLFWwindow*) cbfun ) nothrow nothrow;
extern(C) extern glfwSetWindowCloseCallback( GLFWwindow* window, extern(C) nothrow void function(GLFWwindow*) cbfun ) nothrow nothrow;