Fix building on modern versions of Xcode and OS X.

Add the build options to support the most recent versions of XCode and
add 10.9 to the list of OS X SDKs which the AOSP code can be built with.

Based on patch from https://groups.google.com/d/msg/android-building/kePgJmYBUdM/0C_d1OZflvcJ

Change-Id: I97ffe45d3c54a095952a4ac6accb938623b8fa1e
Signed-off-by: Al Sutton <al@funkyandroid.com>
diff --git a/core/combo/HOST_darwin-x86.mk b/core/combo/HOST_darwin-x86.mk
index 7ea0099..7fa48ff 100644
--- a/core/combo/HOST_darwin-x86.mk
+++ b/core/combo/HOST_darwin-x86.mk
@@ -43,6 +43,7 @@
 $(combo_2nd_arch_prefix)HOST_AR := $(AR)
 
 $(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -isysroot $(mac_sdk_root) -mmacosx-version-min=$(mac_sdk_version) -DMACOSX_DEPLOYMENT_TARGET=$(mac_sdk_version)
+$(combo_2nd_arch_prefix)HOST_GLOBAL_CPPFLAGS += -isystem $(mac_sdk_path)/Toolchains/XcodeDefault.xctoolchain/usr/include/c++/v1
 $(combo_2nd_arch_prefix)HOST_GLOBAL_LDFLAGS += -isysroot $(mac_sdk_root) -Wl,-syslibroot,$(mac_sdk_root) -mmacosx-version-min=$(mac_sdk_version)
 
 $(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -fPIC -funwind-tables
diff --git a/core/combo/HOST_darwin-x86_64.mk b/core/combo/HOST_darwin-x86_64.mk
index ae06d59..c06933d 100644
--- a/core/combo/HOST_darwin-x86_64.mk
+++ b/core/combo/HOST_darwin-x86_64.mk
@@ -43,6 +43,7 @@
 HOST_AR := $(AR)
 
 HOST_GLOBAL_CFLAGS += -isysroot $(mac_sdk_root) -mmacosx-version-min=$(mac_sdk_version) -DMACOSX_DEPLOYMENT_TARGET=$(mac_sdk_version)
+HOST_GLOBAL_CPPFLAGS += -isystem $(mac_sdk_path)/Toolchains/XcodeDefault.xctoolchain/usr/include/c++/v1
 HOST_GLOBAL_LDFLAGS += -isysroot $(mac_sdk_root) -Wl,-syslibroot,$(mac_sdk_root) -mmacosx-version-min=$(mac_sdk_version)
 
 HOST_GLOBAL_CFLAGS += -fPIC -funwind-tables
diff --git a/core/combo/mac_version.mk b/core/combo/mac_version.mk
index b49feee..6defba7 100644
--- a/core/combo/mac_version.mk
+++ b/core/combo/mac_version.mk
@@ -9,7 +9,7 @@
 
 build_mac_version := $(shell sw_vers -productVersion)
 
-mac_sdk_versions_supported :=  10.6 10.7 10.8
+mac_sdk_versions_supported :=  10.6 10.7 10.8 10.9
 ifneq ($(strip $(MAC_SDK_VERSION)),)
 mac_sdk_version := $(MAC_SDK_VERSION)
 ifeq ($(filter $(mac_sdk_version),$(mac_sdk_versions_supported)),)