(package-used-by-list (make-package 'temp))
→(make-package 'trash :use '(temp))
→#<PACKAGE "TRASH">
(package-used-by-list 'temp)
→(#<PACKAGE "TRASH">)
None.
None.
Should signal an error of type type-error if package is not a package.
None.
\issue{PACKAGE-FUNCTION-CONSISTENCY:MORE-PERMISSIVE}