Add compile option to parse ELF.

Change-Id: I64a81601d11e9fa383435bfd1a1d35206ebb2fc8

build/make/obj_int_extract.c

@@ -34,6 +34,18 @@ int log_msg(const char *fmt, ...) {
 }
 
 #if defined(__GNUC__) && __GNUC__
+
+#if defined(FORCE_PARSE_ELF)
+
+#if defined(__MACH__)
+#undef __MACH__
+#endif
+
+#if !defined(__ELF__)
+#define __ELF__
+#endif
+#endif
+
 #if defined(__MACH__)
 
 #include <mach-o/loader.h>