kernel_usec 64 maint/gnulib/lib/getrusage.c uint64_t kernel_usec = kernel_usec 75 maint/gnulib/lib/getrusage.c usage_p->ru_stime.tv_sec = kernel_usec / 1000000U; kernel_usec 76 maint/gnulib/lib/getrusage.c usage_p->ru_stime.tv_usec = kernel_usec % 1000000U;