gettime();
WT=getwalltime();
T=getabstime();
for(i=1,2*10^6,)
T2=getabstime();
t2=gettime();
WT2=getwalltime();
abs(t2 - (T2-T)) < 5
abs((WT2-WT) - (T2-T)) < 5
for(i=1,2*10^6,)
t3=gettime();
abs(t2+t3 - (getabstime() - T)) < 5
%#5==T2-T
