_IO_lock_initializer
static _IO_lock_t _IO_stdfile_##FD##_lock = _IO_lock_initializer; \
static _IO_lock_t _IO_stdfile_##FD##_lock = _IO_lock_initializer; \
static _IO_lock_t list_all_lock = _IO_lock_initializer;
static _IO_lock_t proc_file_chain_lock = _IO_lock_initializer;
static _IO_lock_t _IO_stdfile_##FD##_lock = _IO_lock_initializer; \
static _IO_lock_t _IO_stdfile_##FD##_lock = _IO_lock_initializer; \