define GEMINI_SEARCH_STRING for CGI scripts too it's redundant since gmid already fills the script argv with the words extracted from the search string, but 2.0 won't have cgi support and not all fastcgi <-> cgi wrappers follow RFC3875 § 4.4. This can help in preparing scripts for a future when they'll be run under for e.g. slowcgi(8).

define TLS_CLIENT_NOT_BEFORE/NOT_AFTER in CGI scripts

add set -e to env script It avoids some long sequences of "echo: IO error" when the client close the connection before EOF.

add script for the regress suite