$ time ./rtoa-pgatram-allinone t1.txt t1.txt t1.txt t1.txt >f4.tmp
do_it_all time    :    1.034 secs

real    0m1.049s
user    0m0.988s
sys     0m0.061s

$ cmp f4.tmp fixed4.tmp

$ time ./rtoa-pgatram-allinone t1.txt t1.txt t1.txt t1.txt >f4.tmp
do_it_all time    :    1.047 secs

real    0m1.070s
user    0m0.989s
sys     0m0.081s

$ cmp f4.tmp fixed4.tmp