$NetBSD: patch-Makefile,v 1.1 2016/06/20 14:50:12 jaapb Exp $

Install into the proper directory
--- Makefile.orig	2016-05-09 12:01:24.000000000 +0000
+++ Makefile
@@ -2,7 +2,7 @@
 
 SETUP := setup.exe
 NAME := js-build-tools
-PREFIX = $(shell grep ^prefix= setup.data | cut -d\" -f 2)
+#PREFIX = $(shell grep ^prefix= setup.data | cut -d\" -f 2)
 
 # Default rule
 default: build
@@ -30,7 +30,7 @@ $(NAME).install: install.ml setup.log se
 	ocaml -I "$(OCAML_TOPLEVEL_PATH)" install.ml
 
 install: $(NAME).install
-	opam-installer -i --prefix $(PREFIX) $(NAME).install
+	opam-installer -i --prefix ${DESTDIR}$(PREFIX) --libdir ${OCAML_SITELIBDIR} $(NAME).install
 
 uninstall: $(NAME).install
 	opam-installer -u --prefix $(PREFIX) $(NAME).install