RtlLCIDToCultureName

UINT8 __fastcall RtlLCIDToCultureName(UINT64 Lcid, _UNICODE_STRING *String){
  UINT8 v2; 
  UINT16 v4; 
  WCHAR v5; 
  v2 = 0;
  v4 = Lcid;
  if( (_DWORD)Lcid )
  {
    if( String )
    {
      if( (_DWORD)Lcid != 4096 )
      {
        DbgPrint("!!! RTLMUI: Reusing LocaleBuffer !!!");
        if( DownLevelLangIDToLanguageName(v4, &word_140CF72A0, 64i64, 2ui64) > 0 )
        {
          RtlInitUnicodeString(String, &word_140CF72A0, v5);
          return 1;
        }
      }
    }
  }
  return v2;
}

Referenced by: