1. \NewConfigure{name}[i]{body}

Hooks are just macro names seeded within the bodies of other macros. This command introduces a configuration command for a group of hooks, whose cardinality is given by a digit i and whose name is provided by the first parameter. The body determines the relationship between the hooks and the configurations provided for them.

2. \Configure{name}{parameter-1}...{parameter-i}

* ho ha *

 \Configure{try}{* }{}  \try{ho}
 \Configure{try}{}{ *}  \try{ha}