This is Henry Spencer's regular expression package as I got it. I am distributing his original source code with MOKit because I use a variant of his package which mainly the same as this, but which has some modifications, and I figured people might want the original code. - Mike Ferris
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.