Function librocksdb_sys::rocksdb_writebatch_iterate

pub unsafe extern fn rocksdb_writebatch_iterate(batch: *mut rocksdb_writebatch_t, state: *mut c_void, put: Option<unsafe extern fn(state: *mut c_void, k: *const c_char, klen: size_t, v: *const c_char, vlen: size_t)>, deleted: Option<unsafe extern fn(state: *mut c_void, k: *const c_char, klen: size_t)>)