;; (a) yes, it is in CLtl2. Read closely on page 529.
;; (b) RMS in 19.30 adds C support for ,. even if it's not really
;; handled.
;; (a) yes, it is in CLtl2. Read closely on page 529.
;; (b) RMS in 19.30 adds C support for ,. even if it's not really
;; handled.