ip-ntable (8) - neighbour table configuration
isprint (3p) - test for a printable character
iswprint (3p) - test for a printable wide-character code
MIME::QuotedPrint (3pm) - Encoding and decoding of quoted-printable strings
nextafter (3p) - next representable floating-point number
nextafterf (3p) - next representable floating-point number
nextafterl (3p) - next representable floating-point number
nexttoward (3p) - next representable floating-point number
nexttowardf (3p) - next representable floating-point number
nexttowardl (3p) - next representable floating-point number
PerlIO::via::QuotedPrint (3pm) - PerlIO layer for quoted-printable strings
strings (1) - print the strings of printable characters in files.
strings (1p) - find printable strings in files