--- Makefile.orig	2022-09-06 06:31:53.000000000 -0700
+++ Makefile	2022-11-15 11:17:57.000000000 -0800
@@ -103,10 +103,10 @@
 	rm -f $(TREE_DEST) *.o *~

 install: tree
-	$(INSTALL) -d $(DESTDIR)
-	$(INSTALL) -d $(MANDIR)/man1
-	$(INSTALL) $(TREE_DEST) $(DESTDIR)/$(TREE_DEST); \
-	$(INSTALL) -m 644 doc/$(MAN) $(MANDIR)/man1/$(MAN)
+	$(INSTALL) -d $(BINDIR)
+	$(INSTALL) -d $(MANDIR)
+	$(INSTALL) $(TREE_DEST) $(BINDIR)/$(TREE_DEST); \
+	$(INSTALL) -m 644 doc/$(MAN) $(MANDIR)/$(MAN)

 distclean:
 	rm -f *.o *~