Changes
add optional parameter "a" which if set to any value displays an asterisk before template code
-->{{#if:{{{kbd|}}} |<kbd>}}<!--
-->{{#if:{{{nowrapname|}}} |<span class="nowrap">}}<!--
-->{{#if:{{{a|}}} |<nowiki>*</nowiki> }}<!--
-->{{#if:{{{brace|}}}{{{braceinside|}}} | |<nowiki>{{</nowiki>}}<!--
-->{{#if:{{{subst|}}} |[[Help:Substitution|subst]]:}}<!--