if (fp->_flags & __SNBF)
return _IONBF;
return _IOFBF;
+#elif defined __EMX__ /* emx+gcc */
+ return fp->_flags & (_IOLBF | _IONBF | _IOFBF);
#elif defined _IOERR /* AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw */
# if HAVE___FLBF /* Solaris >= 7 */
if (__flbf (fp))