$type_constant, "<constant>\$1</constant>",
$type_func, "<function>\$1</function>",
$type_struct, "<structname>\$1</structname>",
$type_env, "<envar>\$1</envar>",
$type_param, "<parameter>\$1</parameter>" );
$type_constant, "<constant>\$1</constant>",
$type_func, "<function>\$1</function>",
$type_struct, "<structname>\$1</structname>",
$type_env, "<envar>\$1</envar>",
$type_param, "<parameter>\$1</parameter>" );