Below is a log of distribution updates since the 4.0.3 announcement.

16 Mar 2001  4.0.3 release.
16 Mar 2001  Binaries available for FreeBSD 4.x.
17 Mar 2001  Binaries available for FreeBSD 2.2.x and 3.x, Linux-ix86-glibc21,
             NetBSD 1.4.1 and 1.5 and OpenBSD 2.8.
18 Mar 2001  Binaries available for Darwin, Linux-ix86-glibc22, FreeBSD 5.x.x.
19 Mar 2001  Binaries available for Solaris (x86) 7 and 8.
20 Mar 2001  The Linux Xupdate.tgz tarballs were missing the shared libraries.
             This has now been fixed.