add CHECK_SYMBOLS tests, so that we don't export to much stuff

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@14426 ec53bebd-3082-4978-b11e-865c3cabbd6b

cf/Makefile.am.common

@@ -110,6 +110,13 @@ check-local::
 	  echo "$$banner"; \
 	  echo "$$dashes"; \
 	  test "$$failed" -eq 0; \
+	fi ; \
+	if test '$(CHECK_SYMBOLS)' != ""; then \
+	  echo "$$dashes"; \
+	  echo "Checking symbols"; \
+	  sh $(top_srcdir)/cf/check-symbols.sh $(CHECK_SYMBOLS) || exit 1; \
+	  echo "Passed"; \
+	  echo "$$dashes"; \
 	fi
 
 SUFFIXES += .x