unsigned short);
extern int diff_populate_filespec(struct diff_filespec *, int);
-extern void diff_free_filespec(struct diff_filespec *);
+extern void diff_free_filespec_data(struct diff_filespec *);
struct diff_filepair {
struct diff_filespec *one;
extern void diffcore_pathspec(const char **pathspec);
extern void diffcore_break(int);
-extern void diffcore_rename(int rename_copy, int);
+extern void diffcore_rename(struct diff_options *);
extern void diffcore_merge_broken(void);
extern void diffcore_pickaxe(const char *needle, int opts);
extern void diffcore_order(const char *orderfile);