dirTodoNode
static struct dirTodoNode *freedt;
static struct dirTodoNode *
struct dirTodoNode *dt;
freeDirTodo(struct dirTodoNode *dt)
static struct dirTodoNode *pendingDirectories = NULL;
struct dirTodoNode *p, *np;
struct dirTodoNode *n;
static struct dirTodoNode *newDirTodo(void);
static void freeDirTodo(struct dirTodoNode *);
struct dirTodoNode *n = pendingDirectories->next;
struct dirTodoNode *next;