From: Marco d'Itri <md@linux.it>
Subject: make Makefile.am use $VARNISHAPI_DATAROOTDIR

--- a/Makefile.am
+++ b/Makefile.am
@@ -1,4 +1,4 @@
-ACLOCAL_AMFLAGS = -I m4 -I @VARNISHAPI_DATAROOTDIR@/aclocal
+ACLOCAL_AMFLAGS = -I m4 -I ${VARNISHAPI_DATAROOTDIR}/aclocal
 
 DISTCHECK_CONFIGURE_FLAGS = RST2MAN=:
 
