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-.\" Copyright (c) 1989, 1991, 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.
-.\" 4. 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.
-.\"
-.\" @(#)pwcache.3 8.1 (Berkeley) 6/9/93
-.\" $FreeBSD$
-.\"
-.Dd March 22, 2002
-.Dt PWCACHE 3
-.Os
-.Sh NAME
-.Nm pwcache
-.Nd cache password and group entries
-.Sh LIBRARY
-.Lb libc
-.Sh SYNOPSIS
-.In pwd.h
-.Ft const char *
-.Fn user_from_uid "uid_t uid" "int nouser"
-.In grp.h
-.Ft const char *
-.Fn group_from_gid "gid_t gid" "int nogroup"
-.Sh DESCRIPTION
-The
-.Fn user_from_uid
-function returns the user name associated with the argument
-.Fa uid .
-The user name is cached so that multiple calls with the same
-.Fa uid
-do not require additional calls to
-.Xr getpwuid 3 .
-If there is no user associated with the
-.Fa uid ,
-a pointer is returned
-to a string representation of the
-.Fa uid ,
-unless the argument
-.Fa nouser
-is non-zero, in which case a
-.Dv NULL
-pointer is returned.
-.Pp
-The
-.Fn group_from_gid
-function returns the group name associated with the argument
-.Fa gid .
-The group name is cached so that multiple calls with the same
-.Fa gid
-do not require additional calls to
-.Xr getgrgid 3 .
-If there is no group associated with the
-.Fa gid ,
-a pointer is returned
-to a string representation of the
-.Fa gid ,
-unless the argument
-.Fa nogroup
-is non-zero, in which case a
-.Dv NULL
-pointer is returned.
-.Sh SEE ALSO
-.Xr getgrgid 3 ,
-.Xr getpwuid 3
-.Sh HISTORY
-The
-.Fn user_from_uid
-and
-.Fn group_from_gid
-functions first appeared in
-.Bx 4.4 .
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