\style{Miscellaneous customizations for both \FTANGLE\ and \FWEAVE}
null\_file&(string)&Name of the null file.  (Default depends on the
	operating system.)^^:style file!vocabulary!\>{null\UL file}:\cr
dot\_constant.begin&(character)&Delimiter that replaces beginning period in
\Fortran\ ``dot constants'' such as~`\.{.EQ.}'. \<'.'> ^^:style
	file!vocabulary!\>{dot\UL constant.begin}:\cr
dot\_constant.end&(character)&As above, but replaces ending period. \<'.'>
	^^:style file!vocabulary!\>{dot\UL constant.end}:\cr

