[CM] error loading lint.scm in snd 19.7

[David O'Toole]

Hi, I am adding support to Emacs Flycheck-mode for the Snd-scheme
linter, but cannot load Lint anymore:

loading lint.scm
let-set!: *pretty-print-cycles* is not defined in #1=(inlet)
"/usr/local/share/snd/lint.scm"[396]: (set! (lint-pp-funclet
'*pretty-print-cycles*) #f)

loading lint.scm
hash-table got an odd number of arguments: ((car) (caar . car) (cdar .
cdr) (caaar . caar) (cdaar . cdar) (cddar . cddr) (cadar . cadr)
(caaaar . caaar) (caadar . caadr) (cadaar . cadar) (caddar . caddr)
(cdaaar . cdaar) (cdadar . cdadr) (cddaar . cddar) (cdddar . cdddr))
lint: unbound variable