Keep TlsDestructors within threads.c

This basically makes the threads implementation self-contained in threads.c and
threads.h, except for the UIntMap/RWLock implementations.

1 files changed, 1 insertions, 0 deletions

diff --git a/Alc/rwlock.h b/Alc/rwlock.h
index efbab4e8..0c321a11 100644
--- a/Alc/rwlock.h
+++ b/Alc/rwlock.h
@@ -11,6 +11,7 @@ typedef struct {
     volatile ALenum read_entry_lock;
     volatile ALenum write_lock;
 } RWLock;
+#define RWLOCK_STATIC_INITIALIZE { 0, 0, AL_FALSE, AL_FALSE, AL_FALSE }
 
 void RWLockInit(RWLock *lock);
 void ReadLock(RWLock *lock);