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+.\" Copyright (c) 1980, 1990, 1993
+.\" The Regents of the University of California. All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\" notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\" notice, this list of conditions and the following disclaimer in the
+.\" documentation and/or other materials provided with the distribution.
+.\" 3. Neither the name of the University nor the names of its contributors
+.\" may be used to endorse or promote products derived from this software
+.\" without specific prior written permission.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.Dd June 12, 2022
+.Dt HEAD 1
+.Os
+.Sh NAME
+.Nm head
+.Nd display first lines of a file
+.Sh SYNOPSIS
+.Nm
+.Op Fl qv
+.Op Fl n Ar count | Fl c Ar bytes
+.Op Ar
+.Sh DESCRIPTION
+This filter displays the first
+.Ar count
+lines or
+.Ar bytes
+of each of the specified files, or of the standard input if no
+files are specified.
+If
+.Ar count
+is omitted it defaults to 10.
+.Pp
+The following options are available:
+.Bl -tag -width indent
+.It Fl c Ar bytes , Fl -bytes Ns = Ns Ar bytes
+Print
+.Ar bytes
+of each of the specified files.
+.It Fl n Ar count , Fl -lines Ns = Ns Ar count
+Print
+.Ar count
+lines of each of the specified files.
+.Pp
+Both
+.Ar count
+and
+.Ar bytes
+may also be specified with size suffixes supported by
+.Xr expand_number 3 .
+.It Fl q , Fl -quiet , Fl -silent
+Suppresses printing of headers when multiple files are being examined.
+.It Fl v , Fl -verbose
+Prepend each file with a header.
+.El
+.Pp
+If more than a single file is specified, or if the
+.Fl v
+option is used, each file is preceded by a
+header consisting of the string
+.Dq ==> XXX <==
+where
+.Dq XXX
+is the name of the file.
+The
+.Fl q
+flag disables the printing of the header in all cases.
+.Sh EXIT STATUS
+.Ex -std
+.Sh EXAMPLES
+To display the first 500 lines of the file
+.Ar foo :
+.Pp
+.Dl $ head -n 500 foo
+.Pp
+.Nm
+can be used in conjunction with
+.Xr tail 1
+in the following way to, for example, display only line 500 from the file
+.Ar foo :
+.Pp
+.Dl $ head -n 500 foo | tail -n 1
+.Sh SEE ALSO
+.Xr tail 1 ,
+.Xr expand_number 3
+.Sh HISTORY
+The
+.Nm
+command appeared in PWB UNIX.