-.\" Hey Emacs! This file is -*- nroff -*- source.
-.\"
.\" This manpage is Copyright (C) 2004, Michael Kerrisk
.\"
+.\" %%%LICENSE_START(VERBATIM)
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.\" manual provided the copyright notice and this permission notice are
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.\" 2004-05-40 Created by Michael Kerrisk <mtk.manpages@gmail.com>
.\" 2004-10-05 aeb, minor correction
The current file offset of the open file referred to by
.I fd
is left unchanged.
-.SH "RETURN VALUE"
+.SH RETURN VALUE
On success,
.BR readahead ()
returns 0; on failure, \-1 is returned, with
.BR readahead ()
system call appeared in Linux 2.4.13;
glibc support has been provided since version 2.3.
-.SH "CONFORMING TO"
+.SH CONFORMING TO
The
.BR readahead ()
system call is Linux-specific, and its use should be avoided
in portable applications.
-.SH "SEE ALSO"
+.SH SEE ALSO
.BR lseek (2),
.BR madvise (2),
.BR mmap (2),