$NetBSD: patch-ml,v 1.1 2013/01/10 16:17:10 ryoon Exp $

--- js/src/Makefile.in.orig	2012-08-24 22:55:38.000000000 +0000
+++ js/src/Makefile.in
@@ -678,6 +678,9 @@ endif # _MSC_VER
 ifeq ($(OS_ARCH),FreeBSD)
 EXTRA_LIBS	+= -pthread
 endif
+ifeq ($(OS_ARCH),DragonFly)
+EXTRA_LIBS	+= -pthread
+endif
 ifeq ($(OS_ARCH),Linux)
 EXTRA_LIBS	+= -ldl
 endif