extern struct commit_list *get_merge_bases_many(struct commit *one, int n, struct commit **twos, int cleanup);
extern struct commit_list *get_octopus_merge_bases(struct commit_list *in);
-/* largest postive number a signed 32-bit integer can contain */
+/* largest positive number a signed 32-bit integer can contain */
#define INFINITE_DEPTH 0x7fffffff
extern int register_shallow(const unsigned char *sha1);