\dt \i\cw{--input-charset}\cw{=}\e{charset}
-\dd Changes the default assumed character set for all input files from
+\dd Changes the default assumed \i{character set} for all input files from
ASCII to something else. (\cw{-Cinput-charset} cannot be used for
this, as \cw{-C} directives are processed after all other input, so
wouldn't affect any files.)