---
title: tcps_snd_swcsum
framework: Kernel
role: symbol
role_heading: Instance Property
platforms: [macOS 12.0+]
path: kernel/tcpstat/3754962-tcps_snd_swcsum
---

# tcps_snd_swcsum

## Declaration

```occ
u_int32_t tcps_snd_swcsum;
```