X-Git-Url: https://git.saurik.com/apple/system_cmds.git/blobdiff_plain/1815bff58803503e37009deeb85cfa8c22acf9d9..916eb79ee6e2fd3e1ab08275e76ec4e126cab685:/update.tproj/update.8

diff --git a/update.tproj/update.8 b/update.tproj/update.8
index 78665fa..72f099e 100644
--- a/update.tproj/update.8
+++ b/update.tproj/update.8
@@ -39,6 +39,7 @@
 .Nd flush internal filesystem caches to disk frequently
 .Sh SYNOPSIS
 .Nm update
+.Op Ar normal_interval Op Ar save_energy_interval
 .Sh DESCRIPTION
 The
 .Nm update
@@ -50,16 +51,17 @@ to disk at thirty second intervals.
 uses the
 .Xr sync 2
 function call to do the task.
+The normal_interval and save_energy_interval can be used to set the
+.Xr sync 2 interval in seconds of the normal case and the case where the computer is trying to save energy.
 .Pp
 .Nm Update
-is commonly invoked at startup time by
-.Xr rc 8
+is invoked at startup time by
+.Xr launchd 8
 when the system goes multi-user.
 .Sh SEE ALSO
 .Xr sync 2 ,
 .Xr fsck 8 ,
-.Xr init 8 ,
-.Xr rc 8 ,
+.Xr launchd 8 ,
 .Xr sync 8
 .Sh BUGS
 It is possible on some systems that a