use c++-friendly initializers for pthread initializer definitions

these will also avoid obnoxious warnings with gcc -Wbraces.

diff --git a/include/pthread.h b/include/pthread.h
index 1b7f9fd..d4ffb9a 100644 (file)
--- a/include/pthread.h
+++ b/include/pthread.h
@@ -53,9 +53,9 @@ extern "C" {
 #define PTHREAD_PROCESS_SHARED 1
 
 
-#define PTHREAD_MUTEX_INITIALIZER {0}
-#define PTHREAD_RWLOCK_INITIALIZER {0}
-#define PTHREAD_COND_INITIALIZER {0}
+#define PTHREAD_MUTEX_INITIALIZER {{{0}}}
+#define PTHREAD_RWLOCK_INITIALIZER {{{0}}}
+#define PTHREAD_COND_INITIALIZER {{{0}}}
 #define PTHREAD_ONCE_INIT 0