diff -r 2dc61cc5a8ac -r 54819e984a19 dav/sync.h
--- a/dav/sync.h	Mon Oct 09 14:55:47 2017 +0200
+++ b/dav/sync.h	Thu Oct 12 20:37:46 2017 +0200
@@ -33,6 +33,8 @@
 #include <libidav/webdav.h>
 #include <ucx/list.h>
 
+#include <pthread.h>
+
 #include "sopt.h"
 
 #include "version.h"