To unpack this release:

cat xv32.tar.Z.?? | uncompress | (cd sourcedir; tar xfp -)

Release will be unpacked into ./xview3.2 and will look something
like this:

% ls xview3.2
Building_with_gcc  contrib            misc              Imakefile
UNPACKING          doc                util              LEGAL_NOTICE
bitmaps            fonts              xview.man         Makefile
clients            images             README            config
lib