bool protocol_directories; /* Whether to prepend "http"/"ftp" to dirs. */
bool noclobber; /* Disables clobbering of existing
data. */
+ bool unlink; /* remove file before clobbering */
char *dir_prefix; /* The top of directory tree */
char *lfilename; /* Log filename */
char *input_filename; /* Input filename */
+ char *choose_config; /* Specified config file */
bool force_html; /* Is the input file an HTML file? */
char *default_page; /* Alternative default page (index file) */