diff --git a/devel/libgcroots/DESCR b/devel/libgcroots/DESCR
new file mode 100644
index 000000000000..d73ce2eb4ba7
--- /dev/null
+++ b/devel/libgcroots/DESCR
@@ -0,0 +1,7 @@
+This library abstracts architecture-dependent part of garbage collector
+roots acquisition such as register windows of SPARC and register stack
+backing store of IA-64. Main part of the code is based on Boehm GC 7.0.
+
+With this library, you can easily write your own garbage collector such as
+for small footprint, some application-specific optimizations, just learning
+or to test experimental ideas.
diff --git a/devel/libgcroots/Makefile b/devel/libgcroots/Makefile
new file mode 100644
index 000000000000..c12909060133
--- /dev/null
+++ b/devel/libgcroots/Makefile
@@ -0,0 +1,24 @@
+# $NetBSD: Makefile,v 1.1.1.1 2008/02/29 13:06:36 obache Exp $
+#
+
+DISTNAME=	libgcroots-0.2.1
+CATEGORIES=	devel
+MASTER_SITES=	http://sigscheme.googlecode.com/files/
+
+MAINTAINER=	obache@NetBSD.org
+HOMEPAGE=	http://code.google.com/p/sigscheme/wiki/libgcroots
+COMMENT=	Garbage collector supporting library
+
+PKG_DESTDIR_SUPPORT=	user-destdir
+
+GNU_CONFIGURE=	yes
+USE_LIBTOOL=	yes
+USE_TOOLS+=	pkg-config
+
+PKGCONFIG_OVERRIDE+=	gcroots.pc.in
+
+# This directory is used for c++ interface, but not build by default.
+post-install:
+	rmdir ${DESTDIR}${PREFIX}/include/libgcroots
+
+.include "../../mk/bsd.pkg.mk"
diff --git a/devel/libgcroots/PLIST b/devel/libgcroots/PLIST
new file mode 100644
index 000000000000..61260dd1f37c
--- /dev/null
+++ b/devel/libgcroots/PLIST
@@ -0,0 +1,4 @@
+@comment $NetBSD: PLIST,v 1.1.1.1 2008/02/29 13:06:36 obache Exp $
+include/gcroots.h
+lib/libgcroots.la
+lib/pkgconfig/gcroots.pc
diff --git a/devel/libgcroots/buildlink3.mk b/devel/libgcroots/buildlink3.mk
new file mode 100644
index 000000000000..5c6fe276845e
--- /dev/null
+++ b/devel/libgcroots/buildlink3.mk
@@ -0,0 +1,19 @@
+# $NetBSD: buildlink3.mk,v 1.1.1.1 2008/02/29 13:06:36 obache Exp $
+
+BUILDLINK_DEPTH:=		${BUILDLINK_DEPTH}+
+LIBGCROOTS_BUILDLINK3_MK:=	${LIBGCROOTS_BUILDLINK3_MK}+
+
+.if ${BUILDLINK_DEPTH} == "+"
+BUILDLINK_DEPENDS+=	libgcroots
+.endif
+
+BUILDLINK_PACKAGES:=	${BUILDLINK_PACKAGES:Nlibgcroots}
+BUILDLINK_PACKAGES+=	libgcroots
+BUILDLINK_ORDER:=	${BUILDLINK_ORDER} ${BUILDLINK_DEPTH}libgcroots
+
+.if ${LIBGCROOTS_BUILDLINK3_MK} == "+"
+BUILDLINK_API_DEPENDS.libgcroots+=	libgcroots>=0.2.1
+BUILDLINK_PKGSRCDIR.libgcroots?=	../../devel/libgcroots
+.endif	# LIBGCROOTS_BUILDLINK3_MK
+
+BUILDLINK_DEPTH:=		${BUILDLINK_DEPTH:S/+$//}
diff --git a/devel/libgcroots/distinfo b/devel/libgcroots/distinfo
new file mode 100644
index 000000000000..9bb25b70173f
--- /dev/null
+++ b/devel/libgcroots/distinfo
@@ -0,0 +1,5 @@
+$NetBSD: distinfo,v 1.1.1.1 2008/02/29 13:06:36 obache Exp $
+
+SHA1 (libgcroots-0.2.1.tar.gz) = 28c11ced03a5c8a6cd1c753cd59c3d8c03f93d7f
+RMD160 (libgcroots-0.2.1.tar.gz) = 83f61c9564829942165588c6bdb1a2457170f34d
+Size (libgcroots-0.2.1.tar.gz) = 409928 bytes