1 This is a modified version of the Korn Shell debugger from Bill
2 Rosenblatt's `Learning the Korn Shell', published by O'Reilly
3 and Associates (ISBN 1-56592-054-6).
5 The original `kshdb' is available for anonymous FTP with the URL
7 ftp://ftp.uu.net/published/oreilly/nutshell/ksh/ksh.tar.Z