43c43
< * Convert usec to clock ticks; could do (usec * CLK_TCK) / 1000000,
---
> * Convert usec to clock ticks; could do (usec * CLOCKS_PER_SEC) / 1000000,
46c46,47
< #define CONVTCK(r) (r.tv_sec * CLK_TCK + r.tv_usec / (1000000 / CLK_TCK))
---
> #define CONVTCK(r) ((r).tv_sec * CLOCKS_PER_SEC \
> + (r).tv_usec / (1000000 / CLOCKS_PER_SEC))