$(shell cd "$(LOCAL_PATH)" && (diff -q ../frontend/revision.h_ ../frontend/revision.h > /dev/null 2>&1 || cp ../frontend/revision.h_ ../frontend/revision.h))
$(shell cd "$(LOCAL_PATH)" && (rm ../frontend/revision.h_))
+HAVE_CHD ?= 1
+
ROOT_DIR := $(LOCAL_PATH)/..
CORE_DIR := $(ROOT_DIR)/libpcsxcore
SPU_DIR := $(ROOT_DIR)/plugins/dfsound
COREFLAGS := -ffast-math -funroll-loops -DHAVE_LIBRETRO -DNO_FRONTEND -DFRONTEND_SUPPORTS_RGB565 -DANDROID -DREARMED
COREFLAGS += -DPACKAGE_VERSION=\"1.3.2\" -DFLAC__HAS_OGG=0 -DFLAC__NO_DLL -DHAVE_LROUND -DHAVE_STDINT_H -DHAVE_STDLIB_H -DFLAC__NO_DLL -D_7ZIP_ST -DHAVE_SYS_PARAM_H
-
+COREFLAGS += -DHAVE_CHD
ifeq ($(TARGET_ARCH),arm)
SOURCES_ASM := $(CORE_DIR)/gte_arm.S \