diff -r 48e45439fd9a -r 6ba4c0f3c9d1 librazor/razor.h.in
--- a/librazor/razor.h.in	Mon Jul 04 13:04:19 2016 +0100
+++ b/librazor/razor.h.in	Tue Jul 05 09:40:01 2016 +0100
@@ -696,6 +696,10 @@
 char *razor_path_relative_to_uri(const char *uri, const char *path,
 				 struct razor_error **error) RAZOR_MALLOC;
 
+/* According to RFC 3986 § 5.2 */
+char *razor_resolve_relative_uri(const char *base_uri, const char *relative_uri,
+				 struct razor_error **error);
+
 const char *razor_system_arch(void);
 
 int razor_dump_database(FILE *fp, const char *root_uri, const char *filename,