
the  unprotect part in inspect (wrt pat that is passed to regex engine).

store
icmp
iclc
ifdef
ifeq
ifdefl

finsert
zinsert
cmp
icmp
iclc (and, or, bit ops)
defined
if
inspect
tr
macros (and, not)

apply, inspect, - evaluation

o  general: make headings look better in troff (PS output) by
   making the font larger and perhaps some more fidding.

o  zoemtut: \N etc in \@{..} scope.

