>I am trying to port a linux app to OpenSolaris OS.  There is a API used in
>linux codes that I don’t know how to port to OpenSolaris:

>ioctl(fileFD, FIBMAP, &FsBlock)

>Any one pleases help, tell me how to do this, find out a FileSystemBlock of the
offset in a file, in OpenSolaris.

You can't.  (And such a thing makes little sense for ZFS where the 
filesystem and the lvm are one and the thing.  The offset from where?


Typically, one use is to find holes in files; for that we have a different 
mechanism (which works for everyone who can read a file)

Casper

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