@# Also coalesce multiple adjacent such lines to one.
@sed '/^\s*\/\/@/d;s|\(\s*\)\S.*/\*@@\?\*/|\1unimplemented!()|' $< | sed -f dup-unimpl.sed > $@
@# Also coalesce multiple adjacent such lines to one.
@sed '/^\s*\/\/@/d;s|\(\s*\)\S.*/\*@@\?\*/|\1unimplemented!()|' $< | sed -f dup-unimpl.sed > $@