extern void draw_info_win (struct Win * win) {
// Draw info window by appending win->data integer value to "Turn: " display.
struct World * world = (struct World *) win->data;
extern void draw_info_win (struct Win * win) {
// Draw info window by appending win->data integer value to "Turn: " display.
struct World * world = (struct World *) win->data;