ifnextchar [newxcommentwithargnewxcommentxcomment rescanfilexcomment.tmp `

= 12`

=12 `=`
`

= `{$\displaystyle \lccode$`

=`} `=̈`% `=̃ `=̃`^̂M tempaempty testfalse tempatempb @envirlistempty esphack