-/* libgit.a either links against or compiles its own implementation of
- * strcasestr(), and we'd like to reuse it. Simply re-declaring it
- * seems to do the trick.
- */
-extern char *strcasestr(const char *haystack, const char *needle);
+extern int cgit_open_filter(struct cgit_filter *filter, ...);
+extern int cgit_close_filter(struct cgit_filter *filter);
+extern void cgit_fprintf_filter(struct cgit_filter *filter, FILE *f, const char *prefix);
+extern void cgit_exec_filter_init(struct cgit_exec_filter *filter, char *cmd, char **argv);
+extern struct cgit_filter *cgit_new_filter(const char *cmd, filter_type filtertype);
+extern void cgit_cleanup_filters(void);
+extern void cgit_init_filters(void);
+
+extern void cgit_prepare_repo_env(struct cgit_repo * repo);
+
+extern int readfile(const char *path, char **buf, size_t *size);