Disable global lock for now. We will have to find a way to test subsystems

for thread-safety, and lock them appropiately, if they aren't thread-safe.

main/main.c

@@ -79,6 +79,8 @@ php_core_globals core_globals;
 PHPAPI int core_globals_id;
 #endif
 
+#define NO_GLOBAL_LOCK
+
 /* temporary workaround for thread-safety issues in libzend */
 #if defined(ZTS) && !defined(NO_GLOBAL_LOCK)
 static MUTEX_T global_lock;