diff --git a/libc/Android.mk b/libc/Android.mk
index d277551..e87c07c 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -1181,6 +1181,7 @@
 include $(CLEAR_VARS)
 LOCAL_C_INCLUDES := $(libc_common_c_includes)
 LOCAL_CFLAGS := $(libc_common_cflags)
+LOCAL_CPPFLAGS := $(libc_common_cppflags)
 LOCAL_SRC_FILES := $(libstdcxx_common_src_files)
 LOCAL_MODULE:= libstdc++
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
@@ -1193,6 +1194,7 @@
 include $(CLEAR_VARS)
 LOCAL_C_INCLUDES := $(libc_common_c_includes)
 LOCAL_CFLAGS := $(libc_common_cflags)
+LOCAL_CPPFLAGS := $(libc_common_cppflags)
 LOCAL_SRC_FILES := $(libstdcxx_common_src_files)
 LOCAL_MODULE:= libstdc++
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
diff --git a/libc/private/ScopeGuard.h b/libc/private/ScopeGuard.h
index 183e322..d5a9235 100644
--- a/libc/private/ScopeGuard.h
+++ b/libc/private/ScopeGuard.h
@@ -14,8 +14,10 @@
  * limitations under the License.
  */
 
-#ifndef SCOPE_GUARD_H
-#define SCOPE_GUARD_H
+#ifndef _SCOPE_GUARD_H
+#define _SCOPE_GUARD_H
+
+#include "private/bionic_macros.h"
 
 // TODO: include explicit std::move when it becomes available
 template<typename F>
@@ -40,14 +42,12 @@
   F f_;
   bool active_;
 
-  ScopeGuard() = delete;
-  ScopeGuard(const ScopeGuard&) = delete;
-  ScopeGuard& operator=(const ScopeGuard&) = delete;
+  DISALLOW_IMPLICIT_CONSTRUCTORS(ScopeGuard);
 };
 
 template<typename T>
-ScopeGuard<T> create_scope_guard(T f) {
+ScopeGuard<T> make_scope_guard(T f) {
   return ScopeGuard<T>(f);
 }
 
-#endif  // SCOPE_GUARD_H
+#endif  // _SCOPE_GUARD_H
diff --git a/libc/private/bionic_macros.h b/libc/private/bionic_macros.h
index 61794bd..491b3ac 100644
--- a/libc/private/bionic_macros.h
+++ b/libc/private/bionic_macros.h
@@ -20,8 +20,8 @@
 // DISALLOW_COPY_AND_ASSIGN disallows the copy and operator= functions.
 // It goes in the private: declarations in a class.
 #define DISALLOW_COPY_AND_ASSIGN(TypeName) \
-  TypeName(const TypeName&);               \
-  void operator=(const TypeName&)
+  TypeName(const TypeName&) = delete;      \
+  void operator=(const TypeName&) = delete
 
 // A macro to disallow all the implicit constructors, namely the
 // default constructor, copy constructor and operator= functions.
@@ -30,7 +30,7 @@
 // that wants to prevent anyone from instantiating it. This is
 // especially useful for classes containing only static methods.
 #define DISALLOW_IMPLICIT_CONSTRUCTORS(TypeName) \
-  TypeName();                                    \
+  TypeName() = delete;                           \
   DISALLOW_COPY_AND_ASSIGN(TypeName)
 
 #define BIONIC_ALIGN(value, alignment) \