int opt, type, fd, download = 0, memory = 0;
int generator_wanted = 0, trials = 100;
int do_gen_candidates = 0, do_screen_candidates = 0;
int opt, type, fd, download = 0, memory = 0;
int generator_wanted = 0, trials = 100;
int do_gen_candidates = 0, do_screen_candidates = 0;