[4.0] fafe433 Add missing vcc_if.h deps in libvmod_directors.

[Dag Haavi Finstad]

commit fafe4334b1ca7be8f22fb502f27fb98c06fec7ea
Author: Dag Haavi Finstad <daghf at varnish-software.com>
Date:   Thu Jan 30 11:55:38 2014 +0100

    Add missing vcc_if.h deps in libvmod_directors.

diff --git a/lib/libvmod_directors/Makefile.am b/lib/libvmod_directors/Makefile.am
index 5706ab8..d44839d 100644
--- a/lib/libvmod_directors/Makefile.am
+++ b/lib/libvmod_directors/Makefile.am
@@ -26,7 +26,7 @@ nodist_libvmod_directors_la_SOURCES = \
 	vcc_if.h
 
 # BUILT_SOURCES is only a hack and dependency tracking does not help for the first build
-vdir.lo: vcc_if.h
+vdir.lo fall_back.lo hash.lo random.lo round_robin.lo: vcc_if.h
 
 vcc_if.c vcc_if.h: $(vmodtool) $(vmod_srcdir)/vmod.vcc
 	@PYTHON@ $(vmodtool) $(vmod_srcdir)/vmod.vcc