fix Makefile no strip
--- a/Makefile.in
+++ b/Makefile.in
@@ -41,6 +41,6 @@
 
 install: $(PRODUCT)
 	$(INSTALL) -d -m 755 $(bindir)
-	$(INSTALL) -s -m 755 $(PRODUCT) $(bindir)
+	$(INSTALL) -m 755 $(PRODUCT) $(bindir)
 	$(INSTALL) -d -m 755 $(mandir)/man1
 	$(INSTALL) -m 644 $(PRODUCT).1 $(mandir)/man1
