if (strcasecmp (NONULL (Charset), "us-ascii") == 0) { if (info->hibin != 0) return "unknown-8bit"; } else if (info->hibin == 0) return "us-ascii";
CHARSET *cs;
static char *set_text_charset (CONTENT *info){  if (strcasecmp (NONULL (Charset), "us-ascii") == 0)  {    if (info->hibin != 0)      return "unknown-8bit";  }  else if (info->hibin == 0)    return "us-ascii";  /* if no charset is given, provide a reasonable default */  return (Charset ? Charset : "us-ascii");}