-By default, a heuristic is used to determine whether or not the
-execute bit is masked on \fIpath\fR. If \fIpath\fR is not a directory,
-and no user or group has \fBeffective\fR execute permissions on
-\fIpath\fR, then the execute bit will not masked. Otherwise, it is
-left alone. In effect we pretend that the \fBx\fR permission acts like
+A heuristic is used to determine whether or not the execute bits are
+removed from \fIpath\fR. If \fIpath\fR is a directory or if some user
+or group has \fBeffective\fR execute permissions on \fIpath\fR, then
+the execute bits will be left alone. Otherwise, they will be
+removed. In effect we pretend that the \fBx\fR permission acts like