.\" Copyright (C) 2001 Andries Brouwer <aeb@cwi.nl>
+.\" Text fragments inspired by Martin Schulze <joey@infodrom.org>.
.\"
+.\" %%%LICENSE_START(VERBATIM)
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
.\" Formatted or processed versions of this manual, if unaccompanied by
.\" the source, must acknowledge the copyright and authors of this work.
+.\" %%%LICENSE_END
.\"
-.\" Text fragments inspired by Martin Schulze <joey@infodrom.org>.
-.\"
-.TH DPRINTF 3 2008-08-06 "GNU" "Linux Programmer's Manual"
+.TH DPRINTF 3 2010-09-15 "GNU" "Linux Programmer's Manual"
.SH NAME
dprintf, vdprintf \- print to a file descriptor
.SH SYNOPSIS
-.B #define _GNU_SOURCE
-.br
.B #include <stdio.h>
.sp
.BI "int dprintf(int " fd ", const char *" format ", ...);"
.sp
.BI "int vdprintf(int " fd ", const char *" format ", va_list " ap );
+.sp
+.in -4n
+Feature Test Macro Requirements for glibc (see
+.BR feature_test_macros (7)):
+.in
+.sp
+.BR dprintf (),
+.BR vdprintf ():
+.PD 0
+.ad l
+.RS 4
+.TP 4
+Since glibc 2.10:
+_XOPEN_SOURCE\ >=\ 700 || _POSIX_C_SOURCE\ >=\ 200809L
+.TP
+Before glibc 2.10:
+_GNU_SOURCE
+.RE
+.ad
+.PD
.SH DESCRIPTION
The functions
.BR dprintf ()
instead of to a
.I stdio
stream.
-.SH "CONFORMING TO"
+.SH CONFORMING TO
These functions are GNU extensions that are nowadays specified in
-POSIX.1-2008
+POSIX.1-2008.
.\" .SH NOTES
.\" These functions are GNU extensions, not in C or POSIX.
.\" Clearly, the names were badly chosen.
.\"
.\" A better name would have been
.\" .BR fdprintf ().
-.SH "SEE ALSO"
-.BR printf (3),
-.BR feature_test_macros (7)
+.SH SEE ALSO
+.BR printf (3)
+.SH COLOPHON
+This page is part of release 3.65 of the Linux
+.I man-pages
+project.
+A description of the project,
+and information about reporting bugs,
+can be found at
+\%http://www.kernel.org/doc/man\-pages/.
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