ranges_entry
struct ranges_entry *base = 0;
struct ranges_entry *last = 0;
struct ranges_entry *curre = 0;
struct ranges_entry * re = 0;
re = calloc(sizeof(struct ranges_entry),1);
struct ranges_entry *next;
free_allocated_ranges( struct ranges_entry *base)
struct ranges_entry *cur = 0;
struct ranges_entry *next = 0;