---
title: sadb_alg_ivlen
framework: Kernel
role: symbol
role_heading: Instance Property
platforms: [macOS 10.6+]
path: kernel/sadb_alg/1588093-sadb_alg_ivlen
---

# sadb_alg_ivlen

## Declaration

```occ
u_int8_t sadb_alg_ivlen;
```