Index: dbug/Makefile.am
===================================================================
--- dbug/Makefile.am.orig
+++ dbug/Makefile.am
@@ -29,6 +29,12 @@ NROFF_INC =             example1.r examp
                         output4.r output5.r
 CLEANFILES =            $(NROFF_INC) user.t user.ps
 
+if CROSS_COMPILING
+factorial=$(FACTORIAL)
+else
+factorial=$(top_builddir)/dbug/factorial$(EXEEXT)
+endif
+
 
 # Must be linked with libs that are not compiled yet
 noinst_PROGRAMS =       factorial dbug_analyze
@@ -44,19 +50,19 @@ user.ps:	user.r $(NROFF_INC)
 		-groff -mm user.r > $@
 
 output1.r:      factorial
-		./factorial 1 2 3 4 5 | cat > $@
+		$(factorial) 1 2 3 4 5 | cat > $@
 
 output2.r:      factorial
-		./factorial -\#t:o 2 3 | cat >$@
+		$(factorial) -\#t:o 2 3 | cat >$@
 
 output3.r:      factorial
-		./factorial -\#d:t:o 3 | cat >$@
+		$(factorial) -\#d:t:o 3 | cat >$@
 
 output4.r:      factorial
-		./factorial -\#d,result:o 4 | cat >$@
+		$(factorial) -\#d,result:o 4 | cat >$@
 
 output5.r:      factorial
-		./factorial -\#d:f,factorial:F:L:o 3 | cat >$@
+		$(factorial) -\#d:f,factorial:F:L:o 3 | cat >$@
 .c.r:
 		@RM@ -f $@
 		@SED@ -e 's!\\!\\\\!g' $< > $@