The Path Statement in Windows NT
ID: q93781
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The information in this article applies to:
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Microsoft Windows NT operating system version 3.1
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Microsoft Windows NT Advanced Server version 3.1
SUMMARY
In a Windows NT path statement, the Windows NT system path always
comes first. The string that you specify in "System Environment
Variables" is appended to the system path. Then, the string specified
in the default AUTOEXEC.NT is appended (this string is commonly found
in the \SYSTEM32 directory or in a customized AUTOEXEC.BAT launched
from a Program Information File [PIF]).
MORE INFORMATION
The Windows NT path statement is constructed as follows:
- The Windows NT system path always comes first. For example:
path=d:\winnt\system32
The system path can be found in the System option in Control
Panel, under System Environment Variables.
- Next, the user-defined environment variable (if any) is added
to the path statement. For example:
path=c:\wp51;c:\dos
This variable can be found in the System option in Control
Panel, under User Environment Variables for {username}.
- Finally, when a virtual DOS machine (VDM) is started, another
specification is added. The VDM can be started by loading an
MS-DOS or Windows 16-bit application.
- If an MS-DOS application is launched, a customized
AUTOEXEC.BAT file can be specified in a PIF for that
application.
- If an MS-DOS application is launched without a customized PIF,
or a Windows 16-bit application is launched, then the default
AUTOEXEC.NT found in the \SYSTEM32 directory is executed.
Any path found in the AUTOEXEC file is appended to the statement
constructed in steps 1 and 2.
Special Case: Os2LibPath
The Os2LibPath statement is appended to the system path statement, as
follows:
Os2LibPath=D:\winnt\system32\os2\dll;
This statement can be found in the System option in Control Panel,
under System Environment Variables. This statement allows an OS2
application to find its supporting files, and has no effect on
applications that start a VDM (such as Windows 16-bit and MS-DOS
applications).
Additional query words:
prodnt
Keywords : kbother
Version : 3.1
Platform : WINDOWS
Issue type :
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