sleep (2);
mutt_sleep (2);
static int add_entropy (const char *file){  struct stat st;  int n = -1;  if (!file) return 0;  if (stat (file, &st) == -1)    return errno == ENOENT ? 0 : -1;  mutt_message (_("Filling entropy pool: %s...\n"),		file);    /* check that the file permissions are secure */  if (st.st_uid != getuid () ||       ((st.st_mode & (S_IWGRP | S_IRGRP)) != 0) ||      ((st.st_mode & (S_IWOTH | S_IROTH)) != 0))  {    mutt_error (_("%s has insecure permissions!"), file);    sleep (2);    return -1;  }#ifdef HAVE_RAND_EGD  n = RAND_egd (file);#endif  if (n <= 0)    n = RAND_load_file (file, -1);#ifndef HAVE_RAND_STATUS  if (n > 0) entropy_byte_count += n;#endif  return n;}