NEOERR *cgi_url_escape (const char *buf, char **esc);
ARGUMENTSbuf - a 0 terminated string
DESCRIPTIONcgi_url_escape will do URL escaping on the passed in string, and return a newly allocated string that is escaped. Characters which are escaped include control characters, %, ?, +, space, =, &, /, and "
RETURN VALUEesc - a newly allocated string