audioid: fix for stlport dependency

- keep stlport dependency conditionally by
  checking SDK version

Change-Id: If008812389a58ced6a06bf21edc110f1ca844c17
diff --git a/audiod/Android.mk b/audiod/Android.mk
index c382c9d..c89b3cd 100644
--- a/audiod/Android.mk
+++ b/audiod/Android.mk
@@ -1,7 +1,10 @@
 LOCAL_PATH:= $(call my-dir)
 
 include $(CLEAR_VARS)
+
+ifneq (,$(findstring $(PLATFORM_VERSION), 5.0 5.1 5.1.1))
 include external/stlport/libstlport.mk
+endif
 
 LOCAL_SRC_FILES:= \
 	audiod_main.cpp \
@@ -13,8 +16,11 @@
 	libcutils \
 	libutils \
 	libbinder \
-	libmedia \
-	libstlport
+	libmedia
+
+ifneq (,$(findstring $(PLATFORM_VERSION), 5.0 5.1 5.1.1))
+LOCAL_SHARED_LIBRARIES += libstlport
+endif
 
 LOCAL_ADDITIONAL_DEPENDENCIES += $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ/usr