@@ -202,11 +202,11 @@
 (define *numcpus-cache* (make-hash-table))
 
 (use posix-extras pathname-expand files)
 
 ;; this plugs a hole in posix-extras in recent chicken versions > 4.9)
-(let-values (( (chicken-release-number chicken-major-version)
+#;(let-values (( (chicken-release-number chicken-major-version)
                (apply values
                       (map string->number
                            (take
                             (string-split (chicken-version) ".")
                             2)))))