Add FDO options to Android make system.
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index a7eba3f..99d7eb0 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -33,6 +33,7 @@
 LOCAL_CXX:=
 LOCAL_CPP_EXTENSION:=
 LOCAL_NO_DEFAULT_COMPILER_FLAGS:=
+LOCAL_NO_FDO_SUPPORT :=
 LOCAL_ARM_MODE:=
 LOCAL_YACCFLAGS:=
 LOCAL_ASFLAGS:=