.th SYNC IV 3/6/86
.sh NAME
sync \*- update super-block
.sh SYNOPSIS
(sync = 36.; not in assembler)
.br
.ft B
sys  sync
.ft R
.sh DESCRIPTION
Sync
causes all information in core
memory that should be on disk to be written out.
This includes modified super blocks,
modified i-nodes, and delayed block I/O.
.s3
It should be used by programs which examine a file system,
for example
icheck, df,
etc.
It is mandatory before a boot.
.sh "SEE ALSO"
sync (IVII), update (VIII)
.sh DIAGNOSTICS
\*-
.sh KSOS
This call causes the Emulator Family buffer cache to be flushed.
