unalias removes each alias name from the current KornShell execution environment.
Possible exit status values are:
There was exactly one alias that could not be removed.
Failure due to an invalid command line option or there were exactly two aliases that could not be removed.
Tells the number of aliases that could not be removed.
POSIX.2. x/OPEN Portability Guide 4.0. Windows Server 2012. Windows 8.1. Windows Server 2012 R2. Windows 10. Windows Server 2016. Windows Server 2019.
On UNIX systems, unalias is built into the KornShell, but not the Bourne Shell.
This command is built into the MKS KornShell.
PTC MKS Toolkit for Power Users
PTC MKS Toolkit for System Administrators
PTC MKS Toolkit for Developers
PTC MKS Toolkit for Interoperability
PTC MKS Toolkit for Professional Developers
PTC MKS Toolkit for Professional Developers 64-Bit Edition
PTC MKS Toolkit for Enterprise Developers
PTC MKS Toolkit for Enterprise Developers 64-Bit Edition
Using the MKS KornShell
PTC MKS Toolkit 10.3 Documentation Build 39.