--- Makefile.am.orig	2017-04-20 14:12:56 UTC
+++ Makefile.am
@@ -1,4 +1,4 @@
-ACLOCAL_AMFLAGS = -I m4 -I ${VARNISHAPI_DATAROOTDIR}/aclocal
+ACLOCAL_AMFLAGS = -I m4
 
 SUBDIRS = src