6 #define HZ_WRONG 0 /* impossible clock frequency */
9 * Discover the tick frequency of the machine if something goes wrong,
10 * we return HZ_WRONG, an impossible sampling frequency.
13 /* FIXME: Checking for MACH here makes no sense when for a cross
16 #include <machine/mach_param.h>
19 extern int hertz PARAMS ((void));