diff --git a/Utils.h b/Utils.h
index 39723ec..0eca902 100644
--- a/Utils.h
+++ b/Utils.h
@@ -39,6 +39,7 @@
 static const char* kExternalStorageSdcardfs = "external_storage.sdcardfs.enabled";
 
 static constexpr std::chrono::seconds kUntrustedFsckSleepTime(45);
+static constexpr std::chrono::seconds kUntrustedMountSleepTime(20);
 
 /* SELinux contexts used depending on the block device type */
 extern char* sBlkidContext;
@@ -107,6 +108,7 @@
                                std::string* fsLabel);
 
 /* Returns either WEXITSTATUS() status, or a negative errno */
+status_t ForkTimeout(int (*func)(void*), void* args, std::chrono::seconds timeout);
 status_t ForkExecvp(const std::vector<std::string>& args,
                     std::vector<std::string>* output = nullptr, char* context = nullptr);
 status_t ForkExecvpTimeout(const std::vector<std::string>& args, std::chrono::seconds timeout,