extern char *saltf, *genkeyf, *mackeyf, *tweakf;
extern char *pw_prompt, *mac_pw_prompt;
extern tfc_useconds status_timer, bench_timer;
extern char *saltf, *genkeyf, *mackeyf, *tweakf;
extern char *pw_prompt, *mac_pw_prompt;
extern tfc_useconds status_timer, bench_timer;