+2013-07-03 Christoph Egger <christoph@debian.org> (tiny change)
+
+ * configure.ac (emacs_broken_SIGIO): Set on gnu-kfreebsd to avoid hang.
+ http://bugs.debian.org/712974
+
2013-07-02 Paul Eggert <eggert@cs.ucla.edu>
Remove some unused macros from 'configure'.