diff --git a/Utils.h b/Utils.h
index 7e083f6..6ad87ae 100644
--- a/Utils.h
+++ b/Utils.h
@@ -69,6 +69,8 @@
 status_t ForkExecvp(const std::vector<std::string>& args,
         std::vector<std::string>& output, security_context_t context);
 
+pid_t ForkExecvpAsync(const std::vector<std::string>& args);
+
 status_t ReadRandomBytes(size_t bytes, std::string& out);
 
 /* Converts hex string to raw bytes, ignoring [ :-] */
@@ -76,6 +78,9 @@
 /* Converts raw bytes to hex string */
 status_t StrToHex(const std::string& str, std::string& hex);
 
+uint64_t GetFreeBytes(const std::string& path);
+uint64_t GetTreeBytes(const std::string& path);
+
 }  // namespace vold
 }  // namespace android