@node preadv2
@subsection @code{preadv2}
@findex preadv2

Documentation:
@itemize
@item
@ifinfo
@ref{Scatter-Gather,,Fast Scatter-Gather I/O,libc},
@end ifinfo
@ifnotinfo
@url{https://www.gnu.org/software/libc/manual/html_node/Scatter_002dGather.html},
@end ifnotinfo
@item
@uref{https://www.kernel.org/doc/man-pages/online/pages/man2/preadv2.2.html,,man preadv2}.
@end itemize

Gnulib module: ---

Portability problems fixed by Gnulib:
@itemize
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@item
This function exists only on Linux and is therefore
missing on many non-glibc platforms:
glibc 2.25, Mac OS X 10.5, FreeBSD 12.0, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, Solaris 11.4, Cygwin, mingw, MSVC 14, Android 9.0.
@end itemize
