Migrate to VCDK: Minor polish

- do not change VARNISH_PREREQ
- no need for varnishtest -Dvmod_blobsynth with vmod_path

configure.ac

@@ -12,7 +12,7 @@ AM_SILENT_RULES([yes])
 AC_ARG_VAR([RST2MAN], [the program to build manuals from reStructuredText])
 AC_CHECK_PROGS([RST2MAN], [rst2man rst2man.py])
 
-VARNISH_PREREQ([5.2])
+VARNISH_PREREQ([7.5.0])
 VARNISH_VMODS([blobsynth])
 
 AM_PROG_AR

src/Makefile.am

@@ -29,8 +29,7 @@ TEST_EXTENSIONS = .vtc
 VTC_LOG_COMPILER = varnishtest -v
 AM_VTC_LOG_FLAGS = \
 	-p vcl_path="$(abs_top_srcdir)/vcl:$(VARNISHAPI_VCLDIR)" \
-	-p vmod_path="$(abs_builddir)/.libs:$(vmoddir):$(VARNISHAPI_VMODDIR)" \
-	-Dvmod_blobsynth="$(VMOD_BLOBSYNTH)"
+	-p vmod_path="$(abs_builddir)/.libs:$(vmoddir):$(VARNISHAPI_VMODDIR)"
 
 TESTS = \
 	vtc/test01.vtc

src/vtc/test01.vtc

@@ -7,7 +7,7 @@ server s1 {
 
 varnish v1 -vcl+backend {
 	import blob;
-	import ${vmod_blobsynth};
+	import blobsynth;
 
 	sub vcl_init {
 		new gif = blob.blob(BASE64,
@@ -35,7 +35,7 @@ client c1 -run
 
 varnish v1 -errvcl {Not available in subroutine 'vcl_recv'} {
 	import blob;
-	import ${vmod_blobsynth};
+	import blobsynth;
 
 	sub vcl_init {
 		new gif = blob.blob(BASE64,
@@ -47,4 +47,4 @@ varnish v1 -errvcl {Not available in subroutine 'vcl_recv'} {
 		blobsynth.synthetic(gif.get());
 		return(synth(200));
 	}
-}
\ No newline at end of file
+}