hash(1)                                                                hash(1)



NAME
     unalias - remove alias definitions

SYNOPSIS
     unalias alias-name...

     unalias -a

DESCRIPTION
     The unalias utility removes the definition for each alias name specified.
     The aliases are removed from the current shell execution environment.

OPTIONS
     The unalias utility supports the XBD specification, Utility Syntax
     Guidelines.

     The following option is supported:

     -a  Remove all alias definitions from the current shell execution
         environment.

OPERANDS
     The following operand is supported:

     alias-name  The name of an alias to be removed.

EXIT STATUS
     The following exit values are returned:

     0   Successful completion.

     >0  One of the alias-name operands specified did not represent a valid
         alias definition, or an error occurred.

APPLICATION USAGE
     Since unalias affects the current shell execution environment, it is
     generally provided as a shell regular built-in.

SEE ALSO
     sh(1), alias(1).















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