On big endian 64 bit machines such as s390x, an uint is too small to hold a
ulong_bool; it needs to be an actual ulong.
https://bugzilla.gnome.org/show_bug.cgi?id=678949
http://bugs.debian.org/662057
DEFINE_BOOL_CHECK (int_bool, v_int);
DEFINE_BOOL_CHECK (uint_bool, v_uint);
DEFINE_BOOL_CHECK (long_bool, v_long);
-DEFINE_BOOL_CHECK (ulong_bool, v_uint);
+DEFINE_BOOL_CHECK (ulong_bool, v_ulong);
DEFINE_BOOL_CHECK (int64_bool, v_int64);
DEFINE_BOOL_CHECK (uint64_bool, v_uint64);