---
title: ttci_system_time_mach
framework: Kernel
role: symbol
role_heading: Instance Property
platforms: [macOS 13.0+]
path: kernel/thsc_time_cpi/3945385-ttci_system_time_mach
---

# ttci_system_time_mach

## Declaration

```occ
uint64_t ttci_system_time_mach;
```