diff --git a/base/include/hidl/HidlInternal.h b/base/include/hidl/HidlInternal.h
index 7a8019d..5a08bc3 100644
--- a/base/include/hidl/HidlInternal.h
+++ b/base/include/hidl/HidlInternal.h
@@ -44,6 +44,10 @@
 //to avoid creating dependencies on liblog.
 void logAlwaysFatal(const char *message);
 
+// Returns vndk version from "ro.vndk.version" with '-' as a prefix.
+// If "ro.vndk.version" is not set or set to "current", it returns empty string.
+std::string getVndkVersionStr();
+
 // HIDL client/server code should *NOT* use this class.
 //
 // hidl_pointer wraps a pointer without taking ownership,
@@ -101,22 +105,22 @@
 };
 
 #define HAL_LIBRARY_PATH_SYSTEM_64BIT "/system/lib64/hw/"
-#define HAL_LIBRARY_PATH_VNDK_SP_64BIT "/system/lib64/vndk-sp/hw/"
+#define HAL_LIBRARY_PATH_VNDK_SP_64BIT_FOR_VERSION "/system/lib64/vndk-sp%s/hw/"
 #define HAL_LIBRARY_PATH_VENDOR_64BIT "/vendor/lib64/hw/"
 #define HAL_LIBRARY_PATH_ODM_64BIT    "/odm/lib64/hw/"
 #define HAL_LIBRARY_PATH_SYSTEM_32BIT "/system/lib/hw/"
-#define HAL_LIBRARY_PATH_VNDK_SP_32BIT "/system/lib/vndk-sp/hw/"
+#define HAL_LIBRARY_PATH_VNDK_SP_32BIT_FOR_VERSION "/system/lib/vndk-sp%s/hw/"
 #define HAL_LIBRARY_PATH_VENDOR_32BIT "/vendor/lib/hw/"
 #define HAL_LIBRARY_PATH_ODM_32BIT    "/odm/lib/hw/"
 
 #if defined(__LP64__)
 #define HAL_LIBRARY_PATH_SYSTEM HAL_LIBRARY_PATH_SYSTEM_64BIT
-#define HAL_LIBRARY_PATH_VNDK_SP HAL_LIBRARY_PATH_VNDK_SP_64BIT
+#define HAL_LIBRARY_PATH_VNDK_SP_FOR_VERSION HAL_LIBRARY_PATH_VNDK_SP_64BIT_FOR_VERSION
 #define HAL_LIBRARY_PATH_VENDOR HAL_LIBRARY_PATH_VENDOR_64BIT
 #define HAL_LIBRARY_PATH_ODM    HAL_LIBRARY_PATH_ODM_64BIT
 #else
 #define HAL_LIBRARY_PATH_SYSTEM HAL_LIBRARY_PATH_SYSTEM_32BIT
-#define HAL_LIBRARY_PATH_VNDK_SP HAL_LIBRARY_PATH_VNDK_SP_32BIT
+#define HAL_LIBRARY_PATH_VNDK_SP_FOR_VERSION HAL_LIBRARY_PATH_VNDK_SP_32BIT_FOR_VERSION
 #define HAL_LIBRARY_PATH_VENDOR HAL_LIBRARY_PATH_VENDOR_32BIT
 #define HAL_LIBRARY_PATH_ODM    HAL_LIBRARY_PATH_ODM_32BIT
 #endif