Command: callver
CALLVER sets the FreeCOM command interpreter version number.
CALLVER runs one program (in a new shell, using COMSPEC) with a
fake DOS version number, or globally (only in FreeDOS)
modify the reported DOS version (CALLVER 0.00 reverts)
Syntax:
CALLVER x.xx [PROGRAM [ARGUMENTS]][/?]
Options:
PROGRAM Name of the program you want to start.
ARGUMENTS Options of the program you want to start.
/? Shows the help.
Comments:
x.xx is the version number; each x can be any digit from 0-9.
This command may be used for old programs which look for a certain
DOS version.
Examples:
In COMMAND LINE:
callver 6.20
callver 6.22 edit c:\blabblah.txt
callver 0.00 -> displays 7.10
callver 9.99 -> displays 9.99 (max. value)
It does NOT override settings made by CONFIG.SYS / FDCONFIG.SYS
command version in VER /R.
See also:
config.sys/fdconfig.sys
(setver)
ver
version
Copyright © 2003 Robert Platt, updated 2011 and 2022 by W. Spiegl.
This file is derived from the FreeDOS Spec Command HOWTO.
See the file H2Cpying for copying conditions.