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Commit | Line | Data |
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252b5132 RH |
1 | #ifndef hertz_h |
2 | #define hertz_h | |
3 | ||
252b5132 RH |
4 | #define HZ_WRONG 0 /* impossible clock frequency */ |
5 | ||
6 | /* | |
7 | * Discover the tick frequency of the machine if something goes wrong, | |
8 | * we return HZ_WRONG, an impossible sampling frequency. | |
9 | */ | |
10 | ||
3e8f6abf | 11 | extern int hertz (void); |
252b5132 RH |
12 | |
13 | #endif /* hertz_h */ |