This file is copyright © 2004,2005,2006,2011 by Panu Kalliokoski and released under the stx2any license.
Pass preformatted blocks through.
/^{{{$/,/^}}}$/ b
Quoting of possible special characters.
s#<#`'w_lt`'#g
s#>#`'w_gt`'#g
s#&#`'w_amp`'#g
s#^\.#w_bldot`'#
s#^'#w_blap`'#
s#\\#`'w_bs`'#g
s#{#`'w_obr`'#g
s#|#`'w_bar`'#g
s#}#`'w_cbr`'#g
s#\^#`'w_ct`'#g
s#~#`'w_td`'#g
s/#/`'w_hs`'/g
s/,`'w_hs`'/,#/g
s#%#`'w_pct`'#g
The special case of # is because numbered lists put it in the call of w_item.