/usr/lib/help/pairp is in scheme9 2013.11.26-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 | R4RS 6.3 (pair? object) ==> boolean
PAIR? returns #T if OBJECT is a pair, and otherwise returns #F.
(pair? '(a . b)) ==> #t
(pair? '(a b c)) ==> #t
(pair? '()) ==> #f
(pair? '#(a b)) ==> #f
|