version.hon commit tree-diff: allow diff_tree_sha1 to accept NULL sha1 (7913032)
   1#ifndef VERSION_H
   2#define VERSION_H
   3
   4extern const char git_version_string[];
   5
   6const char *git_user_agent(void);
   7const char *git_user_agent_sanitized(void);
   8
   9#endif /* VERSION_H */