.TH P 1 .SH NAME p \(en paginate .SH DESCRIPTION P prints standard input to standard output, pausing every 22 lines and waiting for a line feed from the tty before continuing. .SH DIAGNOSTICS P returns an unsuccessful exit code if the tty couldn't be opened or if p was invoked incorrectly (with any arguments). .SH HISTORY A version of p appears in Plan 9 from Bell Labs.