This is the "cleanup" phase:

The numbering of the scripts is very important as they will be executed in
following sequence:
#00-#09	initialization
#10-#19	reserved
#20-#29	*nix stuff
#30-#39	ISO stuff
#40-#49	
#50-#59	
#60-#69	reserved
#70-#79	NFS stuff
#80-#89
#90-#99	exit routines
