Lists functions called by a function.
calls-who dspec => callees
calls-who returns a list of the dspecs naming the functions called by the function named by dspec.
See also the editor commands
List Callees, and
Show Paths From.
The cross-referencing information used by
calls-who is generated when code is compiled with source-level debugging switched on.
(calls-who '(method foo (string)))
LispWorks User Guide and Reference Manual - 13 Feb 2015