[Function]
extensions:complete-file pathname
&key :defaults :ignore-types
Attempt to complete a file name to the longest unambiguous prefix. If supplied, directory from :defaults is used as the ``working directory'' when doing completion. :ignore-types is a list of strings of the pathname types (a.k.a. extensions) that should be disregarded as possible matches (binary file names, etc.)
[Function]
extensions:ambiguous-files pathname
&optional defaults
Return a list of pathnames for all the possible completions of pathname with respect to defaults.