Modules compatibility: compatibility with NGX_HTTP_SSL. With this change it is now possible to load modules compiled without the "--with-http_ssl_module" configure option into nginx binary compiled with it, and vice versa (if a module doesn't use ssl-specific functions), assuming both use the "--with-compat" option.

# Copyright (C) Igor Sysoev
# Copyright (C) Nginx, Inc.


cat << END >> $NGX_AUTO_CONFIG_H

#ifndef $have
#define $have  0
#endif

END