--- a/dav/Makefile	Sun Jun 03 16:05:49 2018 +0200
+++ b/dav/Makefile	Fri Jun 08 19:58:17 2018 +0200
@@ -36,6 +36,7 @@
 DAV_SRC += error.c
 DAV_SRC += assistant.c
 DAV_SRC += tar.c
+DAV_SRC += system.c
 
 SYNC_SRC = sync.c
 SYNC_SRC += config.c
@@ -46,6 +47,7 @@
 SYNC_SRC += assistant.c
 SYNC_SRC += libxattr.c
 SYNC_SRC += tags.c
+SYNC_SRC += system.c
 
 DAV_OBJ = $(DAV_SRC:%.c=../build/tool/%$(OBJ_EXT))
 SYNC_OBJ = $(SYNC_SRC:%.c=../build/tool/%$(OBJ_EXT))