--- checks/check-them
+++ checks/check-them
@@ -58,12 +58,13 @@
   shift; shift
 fi
 
 # Find out how the executable prints argv[0]
 m4name=`"$m4" --help | ${SED} -e 's/Usage: \(.*\) \[OPTION.*/\1/' \
   -e 's/\\\\/\\\\\\\\/g' -e 1q`
+m4name=`basename $m4name`
 
 # Find out if we should strip \r in the output
 "$m4" --version | tee $out
 "$m4" --version | tr -d '\015' > $xout
 if cmp -s $out $xout; then
   :

---checks/Makefile
+++ checks/Makefile.in
@@ -1612,14 +1612,14 @@
 $(srcdir)/stamp-checks: $(srcdir)/get-them $(top_srcdir)/doc/m4.texi
 	rm -f $(DOC_CHECKS)
 	cd $(srcdir) && AWK=$(AWK) ./get-them ../doc/m4.texi
 	echo stamp >$@

 check-local: $(srcdir)/stamp-checks
-	PATH=`pwd`/../src"$(PATH_SEPARATOR)"$$PATH; export PATH; \
-	$(srcdir)/check-them -I $(srcdir)/../examples $(CHECKS)
+	cd $(srcdir)/.. && PATH=src"$(PATH_SEPARATOR)"$$PATH \
+	$(srcdir)/check-them -I examples $(CHECKS)

 installcheck: $(srcdir)/stamp-checks
 	PATH='$(bindir)'"$(PATH_SEPARATOR)"$$PATH; export PATH; \
 	$(srcdir)/check-them -I $(srcdir)/../examples \
 	-m "`echo m4 | sed '$(program_transform_name)'`" $(CHECKS)