aio_cancel.3, aio_error.3, aio_fsync.3, aio_read.3, aio_return.3, aio_suspend.3, aio_write.3: CONFORMING TO: Add POSIX.1-2008; add VERSIONS section

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

man3/aio_cancel.3

@@ -81,8 +81,12 @@ is set appropriately.
 .B EBADF
 .I fd
 is not a valid file descriptor.
+.SH VERSIONS
+The
+.BR aio_cancel ()
+function is available since glibc 2.1.
 .SH "CONFORMING TO"
-POSIX.1-2001.
+POSIX.1-2001, POSIX.1-2008.
 .SH "SEE ALSO"
 .BR aio_error (3),
 .BR aio_fsync (3),

man3/aio_error.3

@@ -63,8 +63,12 @@ does not point at a control block for an asynchronous I/O request
 of which the return status (see
 .BR aio_return (3))
 has not been retrieved yet.
+.SH VERSIONS
+The
+.BR aio_error ()
+function is available since glibc 2.1.
 .SH "CONFORMING TO"
-POSIX.1-2001.
+POSIX.1-2001, POSIX.1-2008.
 .SH "SEE ALSO"
 .BR aio_cancel (3),
 .BR aio_fsync (3),

man3/aio_fsync.3

@@ -87,8 +87,12 @@ is not
 .B O_SYNC
 or
 .BR O_DSYNC .
+.SH VERSIONS
+The
+.BR aio_fsync ()
+function is available since glibc 2.1.
 .SH "CONFORMING TO"
-POSIX.1-2001.
+POSIX.1-2001, POSIX.1-2008.
 .SH "SEE ALSO"
 .BR aio_cancel (3),
 .BR aio_error (3),

man3/aio_read.3

@@ -103,8 +103,12 @@ This function is not supported.
 The file is a regular file, we start reading before end-of-file
 and want at least one byte, but the starting position is past
 the maximum offset for this file.
+.edH VERSIONS
+The
+.BR aio_read ()
+function is available since glibc 2.1.
 .SH "CONFORMING TO"
-POSIX.1-2001.
+POSIX.1-2001, POSIX.1-2008.
 .SH NOTES
 It is a good idea to zero out the control block before use.
 This control block must not be changed while the read operation

man3/aio_return.3

@@ -56,8 +56,12 @@ On error, the error value is returned.
 .I aiocbp
 does not point at a control block for an asynchronous I/O request
 of which the return status has not been retrieved yet.
+.SH VERSIONS
+The
+.BR aio_return ()
+function is available since glibc 2.1.
 .SH "CONFORMING TO"
-POSIX.1-2001.
+POSIX.1-2001, POSIX.1-2008.
 .SH "SEE ALSO"
 .BR aio_cancel (3),
 .BR aio_error (3),

man3/aio_suspend.3

@@ -74,8 +74,12 @@ The call was ended by signal; see
 .BR signal (7).
 (Possibly the completion signal of one of the operations we were
 waiting for.)
+.SH VERSIONS
+The
+.BR aio_suspend ()
+function is available since glibc 2.1.
 .SH "CONFORMING TO"
-POSIX.1-2001.
+POSIX.1-2001, POSIX.1-2008.
 .SH NOTES
 One can achieve polling by using a non-NULL
 .I timeout

man3/aio_write.3

@@ -107,8 +107,12 @@ are invalid.
 .TP
 .B ENOSYS
 This function is not supported.
+.SH VERSIONS
+The
+.BR aio_write ()
+function is available since glibc 2.1.
 .SH "CONFORMING TO"
-POSIX.1-2001.
+POSIX.1-2001, POSIX.1-2008.
 .SH NOTES
 It is a good idea to zero out the control block before use.
 This control block must not be changed while the write operation