If to define _STRUCT_TIMESPEC, then compilation is successfully.
% make test
perl t/harness --gc-debug --running-make-test -b t/op/*.t t/pmc/*.t
t/native_pbc/*.t imcc/t/*/*.t t/src/*.t
t/op/00ff-dos...........ok
t/op/00ff-unix..........ok
t/op/arithmetics........ok
t/op/basic..............ok
t/op/bitwise............ok
t/op/calling............ok
t/op/comp...............ok
t/op/conv...............ok
t/op/debuginfo..........ok
3/3 skipped: getline/setline changes not finished
t/op/gc.................ok
t/op/globals............ok
t/op/hacks..............ok
2/2 skipped: various reasons
t/op/ifunless...........ok
t/op/info...............ok
t/op/integer............ok
t/op/interp.............ok
t/op/jit................ok
t/op/jitn...............ok
t/op/lexicals...........ok
t/op/macro..............ok
1/16 skipped: various reasons
t/op/number.............ok
t/op/rx.................ok
1/23 skipped: various reasons
t/op/stacks.............ok
t/op/string.............ok
t/op/time...............ok
t/op/trans..............ok
t/op/types..............ok
t/pmc/array.............ok
t/pmc/boolean...........ok
t/pmc/coroutine.........ok
t/pmc/delegate..........ok
t/pmc/dumper............ok
t/pmc/env...............ok
t/pmc/eval..............ok
t/pmc/exception.........ok
t/pmc/float.............ok
t/pmc/freeze............ok
t/pmc/intlist...........ok
t/pmc/io................ok
1/21 skipped: various reasons
t/pmc/iter..............ok
1/9 skipped: various reasons
t/pmc/key...............ok
t/pmc/managedstruct.....ok
t/pmc/mmd...............ok
t/pmc/multiarray........ok
t/pmc/nci...............i386 JIT CPU
.so SO extension
t/pmc/nci...............ok
29/29 skipped: various reasons
t/pmc/object-meths......ok
t/pmc/objects...........ok
t/pmc/orderedhash.......ok
t/pmc/perlarray.........ok
t/pmc/perlhash..........ok
t/pmc/perlint...........ok
t/pmc/perlnum...........ok
t/pmc/perlstring........ok
t/pmc/pmc...............ok
t/pmc/prop..............ok
t/pmc/ref...............ok
t/pmc/sarray............ok
t/pmc/scratchpad........ok
t/pmc/signal............skipped
all skipped: No events yet
t/pmc/sort..............ok
t/pmc/sub...............ok
t/pmc/threads...........skipped
all skipped: No threading yet or test not enabled for 'netbsd'
t/pmc/timer.............ok
5/7 skipped: various reasons
t/pmc/tqueue............ok
t/native_pbc/integer....ok
t/native_pbc/number.....ok
imcc/t/imcpasm/cfg......ok
imcc/t/imcpasm/opt0.....ok
imcc/t/imcpasm/opt1.....ok
1/49 skipped: various reasons
imcc/t/imcpasm/opt2.....ok
5/5 skipped: various reasons
imcc/t/imcpasm/optc.....ok
6/6 skipped: various reasons
imcc/t/imcpasm/pcc......ok
10/10 skipped: various reasons
imcc/t/imcpasm/sub......ok
imcc/t/reg/spill........ok
imcc/t/syn/bsr..........ok
imcc/t/syn/clash........ok
imcc/t/syn/const........ok
imcc/t/syn/eval.........ok
imcc/t/syn/file.........ok
1/12 skipped: various reasons
imcc/t/syn/keyed........ok
imcc/t/syn/labels.......ok
imcc/t/syn/macro........ok
imcc/t/syn/namespace....ok
imcc/t/syn/pcc..........ok
2/31 skipped: various reasons
imcc/t/syn/pod..........ok
imcc/t/syn/scope........ok
t/src/basic.............ok
t/src/exit..............ok
t/src/extend............ok
t/src/hash..............ok
t/src/intlist...........ok
t/src/io................ok
1/20 skipped: various reasons
t/src/list..............ok
t/src/manifest..........ok
t/src/sprintf...........ok
All tests successful, 2 tests and 69 subtests skipped.
Files=95, Tests=1370, 293 wallclock secs (30.29 cusr + 15.31 csys = 45.60
CPU)
% make testexec
echo 'print "Hello World\n"' > hello.pasm
echo 'end' >> hello.pasm
./parrot -o hello.pbc hello.pasm
./parrot -o hello.o hello.pbc
make EXEC=hello exec
/house/kostirya/parrot/src/exec_start.c
cc -o
hello -Wl,-R/usr/pkg/lib -Wl,-rpath,/usr/pkg/lib -Wl,-rpath,/usr/local/lib
-L/usr/pkg/lib -g hello.o src/exec_start.o blib/lib/libparrot.a -lm -lcrypt
./hello
Hello World
%
