==== run-default ====
cc -O2 -pipe  -g -Wall -Wpointer-arith -Wuninitialized -Wstrict-prototypes -Wmissing-prototypes -Wunused -Wsign-compare -Wshadow  -MD -MP  -c /home/src/regress/sys/netinet/udpthread/udpthread.c
cc   -o udpthread udpthread.o -lpthread
time  ./udpthread
count: connect 723, accept 503, send 795, recv 20, close 1224
       10.02 real        16.36 user         6.20 sys

==== run-sock100 ====
ulimit -n 500; time  ./udpthread -n100
count: connect 179511, accept 97400, send 237226, recv 33693, close 275403
    0m10.02s real     0m12.39s user     0m21.55s system

==== run-splice ====
time  ./udpthread -n10 -S2
count: connect 24955, splice 21582, unsplice 0, max 0, idle 0, accept 38141, send 124081, recv 2970, close 112866
       10.01 real        13.46 user        14.78 sys

==== run-unsplice ====
time  ./udpthread -n10 -S2 -U1
count: connect 17601, splice 10033, unsplice 30149, max 0, idle 0, accept 22406, send 57344, recv 973, close 57088
       10.02 real        17.35 user        16.58 sys

==== run-max ====
time  ./udpthread -n10 -S4 -M100 -s2 -r2
count: connect 7854, splice 8257, unsplice 0, max 0, idle 0, accept 15627, send 85831, recv 5199, close 39060
       10.14 real        16.67 user        16.47 sys

==== run-idle ====
time  ./udpthread -n10 -S4 -I100 -s2 -r2
count: connect 13575, splice 12077, unsplice 0, max 0, idle 4, accept 22170, send 120319, recv 2958, close 59387
       10.02 real        15.16 user        18.26 sys