The other day I spent a while trying to understand the purpose of a rather strange looking piece of code inside Borland’s THELP.COM utility shipped with Turbo Pascal 6.0 (THELP.COM was misbehaving under emulated DOS). The THELP utility performs the … <a href=“http://www.os2museum.com/wp/learn-something-old-every-day-part-xiii-indos-is-not-enough/”>Continue reading <span class=“meta-nav”>→</span></a>