xfm2def(1) on Linux
The text 8d74dee7177c, as Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy) shipped it.
convert a MNI transform file to a deformation volume
Flags it lists
-
-clobber -
-help -
-verbose -
-version -
-xnelements -
-xstart -
-xstep -
-ynelements -
-ystart -
-ystep -
-znelements -
-zstart -
-zstep