Compile oprofile tools on the host.

Some of the new build targets are disabled for now because libbfd is
not currently provided by the prebuilt toolchain for all platforms.

Change-Id: Ie2c24bf997c9c5f15f6c3e2eaf949d73578890d8
diff --git a/config.h b/config.h
index c220da5..96f3f22 100644
--- a/config.h
+++ b/config.h
@@ -50,10 +50,10 @@
 #define HAVE_UNISTD_H 1
 
 /* Define to 1 if you have the `xcalloc' function. */
-#undef HAVE_XCALLOC
+/* #undef HAVE_XCALLOC */
 
 /* Define to 1 if you have the `xmemdup' function. */
-#undef HAVE_XMEMDUP
+/* #undef HAVE_XMEMDUP */
 
 /* whether malloc attribute is understood */
 #define MALLOC_ATTRIBUTE_OK 1