--- a/dav/tar.h	Sun Oct 07 09:14:03 2018 +0200
+++ b/dav/tar.h	Thu Oct 11 19:29:45 2018 +0200
@@ -122,6 +122,7 @@
 TarInputStream* tar_inputstream_open(FILE *f);
 TarEntry* tar_read_entry(TarInputStream *tar);
 size_t tar_fread(void *ptr, size_t s, size_t n, TarInputStream *stream);
+int tar_seek(TarInputStream *stream, long offset, int whence);
 int tar_inputstream_close(TarInputStream *tar);