extern void cgit_print_diff(const char *new_hex, const char *old_hex);
extern void cgit_print_snapshot(struct cacheitem *item, const char *hex,
const char *prefix, const char *filename,
extern void cgit_print_diff(const char *new_hex, const char *old_hex);
extern void cgit_print_snapshot(struct cacheitem *item, const char *hex,
const char *prefix, const char *filename,