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1.\" $OpenBSD: pthread_self.3,v 1.9 2025/06/07 00:16:52 schwarze Exp $
2.\"
3.\" Copyright (c) 1996 John Birrell <jb@cimlogic.com.au>.
4.\" All rights reserved.
5.\"
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9.\" 1. Redistributions of source code must retain the above copyright
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11.\" 2. Redistributions in binary form must reproduce the above copyright
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13.\" documentation and/or other materials provided with the distribution.
14.\" 3. All advertising materials mentioning features or use of this software
15.\" must display the following acknowledgement:
16.\" This product includes software developed by John Birrell.
17.\" 4. Neither the name of the author nor the names of any co-contributors
18.\" may be used to endorse or promote products derived from this software
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21.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
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33.\" $FreeBSD: pthread_self.3,v 1.4 1999/08/28 00:03:11 peter Exp $
34.\"
35.Dd $Mdocdate: June 7 2025 $
36.Dt PTHREAD_SELF 3
37.Os
38.Sh NAME
39.Nm pthread_self
40.Nd get the calling thread's ID
41.Sh SYNOPSIS
42.Lb libpthread
43.In pthread.h
44.Ft pthread_t
45.Fn pthread_self "void"
46.Sh DESCRIPTION
47The
48.Fn pthread_self
49function returns the thread ID of the calling thread.
50.Sh RETURN VALUES
51The
52.Fn pthread_self
53function returns the thread ID of the calling thread.
54.Sh ERRORS
55None.
56.Sh SEE ALSO
57.Xr pthread_create 3 ,
58.Xr pthread_equal 3
59.Sh STANDARDS
60.Fn pthread_self
61conforms to
62.St -p1003.1-96 .