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-.TH PREAD 2 2012-04-30 "Linux" "Linux Programmer's Manual"
+.TH PREAD 2 2013-04-01 "Linux" "Linux Programmer's Manual"
.SH NAME
pread, pwrite \- read from or write to a file descriptor at a given offset
.SH SYNOPSIS
and
.BR pwrite ()
wrapper functions transparently deal with the change.
+
+On some 32-bit architectures,
+the calling signature for these system calls differ,
+for the reasons described in
+.BR syscall (2).
.SH BUGS
POSIX requires that opening a file with the
.BR O_APPEND