1   
2   (*   Combination with function that checks if OS is NT-based can by used to
3      detect if volume is NTFS. 
4   
5    >> Note: To get proper info about any volume you must have at least read access
6      to it even it is a sharing(e.g.\\myserver\MyShare ) or exact path (e.g. C:\)
7   
8   *)
9   ....... 
10  /* uses SysUtils, Windows */
11  ......
12  
13  //The function supports UNC paths
14  //Example aPath values:
15  //    C:\
16  //    C:\Program Files\MyInstallationFolder
17  //    C:\Program Files\MyInstallationFolder\
18  //    \\myserver\c$\
19  //    \\myserver\MyShare
20  function VolumeSupportsPersistentACLs( aPath : string) : Boolean;
21  var
22    maxClen,
23    driveFlags : Cardinal;
24    VolName, FSysName : array[0..MAX_PATH] of Char;
25  begin
26    aPath := ExtractFileDrive( aPath) +'\';
27    Result := FALSE;
28    if GetVolumeInformation(
29       PChar( aPath),
30       VolName,
31       SizeOf( VolName),
32       nil,
33       maxClen,
34       driveFlags,
35       FsysName,
36       SizeOf( FsysName)
37    ) then
38      Result := driveFlags and FS_PERSISTENT_ACLS = FS_PERSISTENT_ACLS ;
39  end;
40