Revert "live555: Don't put any INT64_C related hack here. We need to fix that properly."

Don't break the build in the mean time !!!

This reverts commit d682e91e.

modules/demux/live555.cpp

@@ -59,6 +59,14 @@ extern "C" {
 #include "../access/mms/asf.h"  /* Who said ugly ? */
 }
 
+/* XXX Ugly workaround: Buggy Mac OS X headers fail to define them */
+#ifndef INT64_C
+# define INT64_C(v)   (v ## LL)
+#endif
+#ifndef UINT64_C
+# define UINT64_C(v)   (v ## ULL)
+#endif
+
 using namespace std;
 
 /*****************************************************************************