dev/opkbuild: Update for 4.0.2

Also update URLs.

1 files changed, 7 insertions, 7 deletions

diff --git a/dev/opkbuild.mdwn b/dev/opkbuild.mdwn
index b055f80..2da4007 100644
--- a/dev/opkbuild.mdwn
+++ b/dev/opkbuild.mdwn
@@ -2,24 +2,24 @@
 
 opkbuild is a distribution build system – a set of tools for building
 software packages.  From source packages it builds binary packages for
-use with the [opkg package manager][opkg].
+use with the opkg package manager.
 
 Currently one format of source package is supported by opkbuild:
 ProteanOS [Source Package Format 2.0][spf-2.0].
 
-opkbuild is similar in function to the [development library and utilities
-of dpkg][dpkg-dev] ([sources][dpkg-dev-git]), the Debian package manager.
+opkbuild is similar in function to the [development library][libdpkg-perl] and
+[utilities][dpkg-dev] of [dpkg][dpkg], the Debian package manager.
 
-[opkg]: https://code.google.com/p/opkg/
 [spf-2.0]: http://specs.proteanos.com/spf-2.0/
+[libdpkg-perl]: https://packages.debian.org/sid/libdpkg-perl
 [dpkg-dev]: https://packages.debian.org/sid/dpkg-dev
-[dpkg-dev-git]: https://anonscm.debian.org/gitweb/?p=dpkg/dpkg.git;a=tree;f=scripts
+[dpkg]: https://wiki.debian.org/Teams/Dpkg/
 
 
 Downloading
 ===========
 
-The current version of opkbuild is [3.0.0-beta7][rel-ann].
+The current version of opkbuild is [4.0.2][rel-ann].
 
 opkbuild can be found on the ProteanOS files site by [HTTP][dl-http] or
 [FTP][dl-ftp].
@@ -27,7 +27,7 @@ opkbuild can be found on the ProteanOS files site by [HTTP][dl-http] or
 opkbuild is maintained in a [Git repository][repo-http], which can be cloned
 from `git://git.proteanos.com/opkbuild/opkbuild.git`.
 
-[rel-ann]: http://lists.proteanos.com/proteanos-dev/2014/10/msg00002.html
+[rel-ann]: http://lists.proteanos.com/proteanos-dev/2019/04/msg00001.html
 [dl-http]: http://files.proteanos.com/pub/opkbuild/
 [dl-ftp]: ftp://files.proteanos.com/pub/opkbuild/
 [repo-http]: http://git.proteanos.com/opkbuild/opkbuild.git/