$NetBSD: patch-suppert-Makefile,v 1.1 2014/11/16 18:08:36 hiramatsu Exp $

Install into DESTDIR.
--- support/Makefile.orig	2014-09-18 13:08:33.000000000 +0900
+++ support/Makefile	2014-11-05 00:20:36.000000000 +0900
@@ -43,9 +43,10 @@
 
 ifeq ($(USE_FINDLIB),yes)
 install:
-	ocamlfind install labltk META $(PUB) lib$(LIBNAME).$(A) \
-	  -optional dll$(LIBNAME)$(EXT_DLL)
+	ocamlfind install labltk META $(PUB) lib$(LIBNAME).$(A)
 	$(RANLIB) lib$(LIBNAME).$(A)
+	$(BSD_INSTALL_LIB_DIR) $(DESTDIR)$(STUBLIBDIR)
+	$(BSD_INSTALL_LIB) dll$(LIBNAME)$(EXT_DLL) $(DESTDIR)$(STUBLIBDIR)
 
 installopt:
 	ocamlfind install labltk -add \