.\" Copyright (c) 2007 Michael Kerrisk <mtk.manpages@gmail.com>
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-.TH BSD_SIGNAL 3 2009-03-15 "" "Linux Programmer's Manual"
+.TH BSD_SIGNAL 3 2013-10-22 "" "Linux Programmer's Manual"
.SH NAME
bsd_signal \- signal handling with BSD semantics
.SH SYNOPSIS
A portable application cannot rely on
.BR signal (2)
to provide these guarantees.
-.SH "RETURN VALUE"
+.SH RETURN VALUE
The
.BR bsd_signal ()
function returns the previous value of the signal handler, or
.SH ERRORS
As for
.BR signal (2).
-.SH "CONFORMING TO"
+.SH ATTRIBUTES
+.SS Multithreading (see pthreads(7))
+The
+.BR bsd_signal ()
+function is thread-safe.
+.SH CONFORMING TO
4.2BSD, POSIX.1-2001.
POSIX.1-2008 removes the specification of
.BR bsd_signal (),
The use of
.I sighandler_t
is a GNU extension;
-this type is only defined if the
+this type is defined only if the
.B _GNU_SOURCE
feature test macro is defined.
-.SH "SEE ALSO"
+.SH SEE ALSO
.BR sigaction (2),
.BR signal (2),
.BR sysv_signal (3),
.BR signal (7)
+.SH COLOPHON
+This page is part of release 3.79 of the Linux
+.I man-pages
+project.
+A description of the project,
+information about reporting bugs,
+and the latest version of this page,
+can be found at
+\%http://www.kernel.org/doc/man\-pages/.