Returns the locations of the known definitions.
name-definition-locations classes name => locations
A list of dspec class names.
A list of pairs (recorded-dspec location).
name-definition-locations returns the locations of the definitions recorded for the name name in any of the dspec classes in classes.
For each known definition recorded-dspec names the definition that defined name in location, and location is a pathname or keyword as described in at-location.
CL-USER 7 > (dspec:name-definition-locations
(((DEFSTRUCT FOO) #P"C:/temp/hack.lisp"))
LispWorks User Guide and Reference Manual - 20 Sep 2017