TCC > Configuration > Initialization Files > Directives > Key Mapping Directives > Command Line Editing Keys:
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AliasExpand = Key
Default: Ctrl-F
Adds Key to the list of keys available during command line entry to expand all aliases in the current command line without executing them.
See other Command Line Editing Keys.
Help URL: http://jpsoft.com/help/index.htm?aliasexpand.htm