macloader: Allow overriding non-standard paths

* Follow the rest of the hals

Change-Id: Ib3bf92b3e975d96586802a1473c589fc9536ad40
Signed-off-by: Paul Keith <javelinanddart@aidenswann.com>
diff --git a/macloader/Android.mk b/macloader/Android.mk
index ee843be..dfb80ef 100644
--- a/macloader/Android.mk
+++ b/macloader/Android.mk
@@ -3,20 +3,14 @@
 LOCAL_PATH := $(call my-dir)
 include $(CLEAR_VARS)
 
-ifdef WIFI_DRIVER_NVRAM_PATH
-LOCAL_CFLAGS += -DWIFI_DRIVER_NVRAM_PATH=\"$(WIFI_DRIVER_NVRAM_PATH)\"
-endif
-
-ifdef WIFI_DRIVER_NVRAM_PATH_PARAM
-LOCAL_CFLAGS += -DWIFI_DRIVER_NVRAM_PATH_PARAM=\"$(WIFI_DRIVER_NVRAM_PATH_PARAM)\"
-endif
-
 LOCAL_SRC_FILES := \
     macloader.c
 
 LOCAL_SHARED_LIBRARIES := \
     liblog libutils
 
+LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
+
 LOCAL_MODULE := macloader
 LOCAL_MODULE_TAGS := optional