Squashed 'third_party/elfutils/' content from commit 555e15e

Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/backends/s390x_corenote.c b/backends/s390x_corenote.c
new file mode 100644
index 0000000..427bf7d
--- /dev/null
+++ b/backends/s390x_corenote.c
@@ -0,0 +1,2 @@
+#define BITS 64
+#include "s390_corenote.c"