mcTimeCPU, mcTimeCPUsys, mcTimeCPUuser — Get processor time
#include <memcom.h> float mcTimeCPU(); float mcTimeCPUsys(); float mcTimeCPUuser();
mcTimeCPU returns the number of
          CPU (Central Processing Unit) seconds of the current job.
          mcTimeCPUsys returns the number of system CPU
          seconds of the current job. mcTimeCPUuser
          returns the number of user CPU seconds of the current job. Note that
          mcTimeCPU is the sum of user and system CPU
          time.