[ file2 ]
.SH DESCRIPTION
.I Zcmp
-and
+and
.I zdiff
are used to invoke the
.I cmp
or the
.I diff
-program on compressed files. All options specified are passed directly to
+program on files compressed via
+.IR gzip "."
+All options specified are passed directly to
.I cmp
or
.IR diff "."
.I cmp
or
.IR diff "."
-The exit status from
+The exit status from
.I cmp
or
.I diff