Stop setting an empty AM_RUNTESTFLAGS
diff --git a/testsuite/Makefile.am b/testsuite/Makefile.am
index 912e8e1..4128536 100644
--- a/testsuite/Makefile.am
+++ b/testsuite/Makefile.am
@@ -11,8 +11,6 @@ RUNTEST = `if [ -f $(top_srcdir)/../dejagnu/runtest ] ; then \
echo $(top_srcdir)/../dejagnu/runtest ; \
else echo runtest; fi`
-AM_RUNTESTFLAGS =
-
EXTRA_DEJAGNU_SITE_CONFIG=../local.exp
CLEANFILES = *.exe core* *.log *.sum