This page describes a modification to Wikit to provide more descriptive instructions in the web search page.
In particular, it seems that the text entered is a search phrase, rather than a list of keywords. The user is also prompted that entering an asterisk to search page content.
The patch is against Wikit version: 2003/08/20 19:06:22 68261-69214 with my Wikit web Cancel button patch applied.
Patch
422c429 < isindex --- > isindex "prompt=Enter the search phrase. Append an asterisk (*) to search page contents as well: "