extern int write_sha1_to_fd(int fd, const unsigned char *sha1);
extern int move_temp_to_file(const char *tmpfile, const char *filename);
-extern int has_sha1_pack(const unsigned char *sha1);
+extern int has_sha1_pack(const unsigned char *sha1, const char **ignore);
extern int has_sha1_file(const unsigned char *sha1);
extern void *map_sha1_file(const unsigned char *sha1, unsigned long *);
extern int legacy_loose_object(unsigned char *);
#define REF_HEADS (1u << 1)
#define REF_TAGS (1u << 2)
-extern int git_connect(int fd[2], char *url, const char *prog);
+extern pid_t git_connect(int fd[2], char *url, const char *prog);
extern int finish_connect(pid_t pid);
extern int path_match(const char *path, int nr, char **match);
extern int match_refs(struct ref *src, struct ref *dst, struct ref ***dst_tail,