Article ID: 102057
Article Last Modified on 10/31/2006
APPLIES TO
- Microsoft Windows NT Advanced Server 3.1
- Microsoft Windows NT Workstation 3.1
- Microsoft Windows NT Advanced Server 3.1
This article was previously published under Q102057
SUMMARY
Windows NT recognizes a file as an MS-DOS - based application and gives it to the MS-DOS subsystem if the file meets the following criteria:
- It is a .COM file.
- It is an .EXE file and has no extended header (that is, no NE signature).
- It is an .EXE file and has an extended header with an LE signature.
- It is an .EXE file, has an NE signature, but there is no DOSCALLS.DLL in the import table
- It is an .EXE file, has an NE signature, but no special signatures, such as:
- ExeType in the extended header equal to 5 (DOS4.0)
- No import table entry
- "mode EXE$" signature in the extended header (Borland application)
- "16STUB" signature in the extended header (Borland application)
- "Phar Lap Software, Inc." signature in the extended header (Phar Lap extended header)
- "Copyright (C) Rational Systems Inc." signature in the extended header (rational extended header)
- Lotus 1-2-3 preloader signature of (certain version of 123.EXE)
Additional query words: prodnt
Keywords: kbinterop kb3rdparty KB102057