1--- a/libcutils/include/cutils/threads.h
2+++ b/libcutils/include/cutils/threads.h
3@@ -33,7 +33,7 @@
4 // Deprecated: use android::base::GetThreadId instead, which doesn't truncate on Mac/Windows.
5 //
6
7-extern pid_t gettid();
8+extern pid_t gettid(void) __THROW;
9
10 //
11 // Deprecated: use `_Thread_local` in C or `thread_local` in C++.
12--- a/libcutils/threads.cpp
13+++ b/libcutils/threads.cpp
14@@ -33,7 +33,7 @@
15
16 // No definition needed for Android because we'll just pick up bionic's copy.
17 #ifndef __ANDROID__
18-pid_t gettid() {
19+pid_t gettid(void) __THROW {
20 #if defined(__APPLE__)
21   uint64_t tid;
22   pthread_threadid_np(NULL, &tid);
23