--- IO-AIO/AIO.pm	2006/10/22 21:13:47	1.62
+++ IO-AIO/AIO.pm	2006/10/23 00:34:36	1.63
@@ -81,7 +81,7 @@
    our @EXPORT = qw(aio_sendfile aio_read aio_write aio_open aio_close aio_stat
                     aio_lstat aio_unlink aio_rmdir aio_readdir aio_scandir aio_symlink
                     aio_fsync aio_fdatasync aio_readahead aio_rename aio_link aio_move
-                    aio_group);
+                    aio_group aio_nop);
    our @EXPORT_OK = qw(poll_fileno poll_cb min_parallel max_parallel max_outstanding nreqs);
 
    @IO::AIO::GRP::ISA = 'IO::AIO::REQ';
@@ -535,6 +535,13 @@
       (aio_stat ...),
       ...;
 
+=item aio_nop $callback->()
+
+This is a special request - it does nothing in itself and is only used for
+side effects, such as when you want to add a dummy request to a group so
+that finishing the requests in the group depends on executing the given
+code.
+
 =item IO::AIO::aio_sleep $fractional_seconds, $callback->()  *NOT EXPORTED*
 
 Mainly used for debugging and benchmarking, this aio request puts one of