num_pages: 800
description: The second edition of this programmer's guide to DOS features a tutorial on the proper use of undocumented functions and a reference to all undocumented functions, as well a powerful utilities disk.
language: English
title: Undocumented DOS: A Programmer's Guide to Reserved MS-DOS Functions and Data Structures/Book and Disk
titlecomplete: Undocumented DOS: A Programmer's Guide to Reserved MS-DOS Functions and Data Structures/Book and Disk (Andrew Schulman Programming)
ratings_count: 11
publisher: Addison-Wesley