MB_ERR_INVALID_CHARS   36 ext/com_dotnet/com_olechar.c 	DWORD flags = codepage == CP_UTF8 ? 0 : MB_PRECOMPOSED | MB_ERR_INVALID_CHARS;
MB_ERR_INVALID_CHARS   64 ext/zip/lib/zip_source_win32utf8.c     size = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, fname, -1, NULL, 0);
MB_ERR_INVALID_CHARS   73 ext/zip/lib/zip_source_win32utf8.c     MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, fname, -1, wfname, size);