--- /dev/null
+.\" Copyright (c) 2003 Alexey Zelkin <phantom@FreeBSD.org>
+.\" 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.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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
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+.\"
+.\" $FreeBSD$
+.\"
+.Dd February 13, 2003
+.Dt PTHREAD_MAIN_NP 3
+.Os
+.Sh NAME
+.Nm pthread_main_np
+.Nd identify the initial thread
+.Sh LIBRARY
+.Lb libpthread
+.Sh SYNOPSIS
+.In pthread.h
+.Ft int
+.Fn pthread_main_np void
+.Sh DESCRIPTION
+The
+.Fn pthread_main_np
+function
+is to identify the initial thread.
+.Sh RETURN VALUES
+The
+.Fn pthread_main_np
+function returns
+1 if the calling thread is the initial thread,
+0 if the calling thread is not the initial thread,
+and \-1 if the thread's initialization has not yet completed.
+.Sh SEE ALSO
+.Xr pthread_create 3 ,
+.Xr pthread_equal 3 ,
+.Xr pthread_self 3
+.Sh AUTHORS
+This manual page was written by
+.An Alexey Zelkin Aq Mt phantom@FreeBSD.org .