Topic : TOS - The Operating System Author : Version : tos.hyp (December 19, 2008) Subject : Programmieren/Atari Nodes : 3010 Index Size : 93790 HCP-Version : 5 Compiled on : Atari @charset : atarist @lang : @default : Title @help : @options : +g -i -s +x +zz -t4 @width : 70 View Ref-File11.5.15.2 Data structures for a DFS TOS When working with a DFS the following data structures are important: . DIR (Directory entry) . DMD (Drive medium descriptor) . DTA (Disk transfer area) . FD (File descriptor) . MX_DDEV (DOS device driver) See also: XFS structures