-SOURCEDIR := $(prefix)/usr/share/common-lisp/source
-REPOSITORYDIR := $(prefix)/usr/share/common-lisp/repositories/uffi
-SYSDIR := $(prefix)/usr/share/common-lisp/systems
-DOCDIR := $(prefix)/usr/share/doc/cl-uffi
+DESTDIR := `pwd`/$(prefix)
+HELPDIR := `pwd`/$(prefix-help)
+DOCDIR := $(prefix-doc)/usr/share/doc/ctsim-doc
+PDFDIR := $(prefix-doc-pdf)/usr/share/doc/ctsim-doc