--- tcsh-6.19.00/Makefile.in.orig	Tue May 26 11:17:35 2015
+++ tcsh-6.19.00/Makefile.in	Tue May 26 11:18:18 2015
@@ -740,6 +740,17 @@
 check: atconfig $(srcdir)/tests/testsuite
 	$(SHELL) $(srcdir)/tests/testsuite
 
+sys-atconfig: atconfig
+	@gsed -e "s,AUTOTEST_PATH='.'",AUTOTEST_PATH='/usr/gnu/bin:/usr/bin', < \
+	    atconfig > sys-atconfig
+
+system-test: sys-atconfig $(srcdir)/tests/testsuite
+	@mv atconfig atconfig.orig
+	@cp sys-atconfig atconfig
+	$(SHELL) $(srcdir)/tests/testsuite
+	@mv atconfig.orig atconfig
+
+
 #
 # Dependencies
 #