test results on AIX 7.1

[Bruno Haible]

On AIX 7.1, there are also a couple of test failures:

test-fclose.c:75: assertion failed
/bin/sh: 12320772 IOT/Abort trap(coredump)
FAIL: test-fclose

test-fsync.c:73: assertion failed
/bin/sh: 12320950 IOT/Abort trap(coredump)
FAIL: test-fsync

test-mkfifo.h:52: assertion failed
/bin/sh: 7012504 IOT/Abort trap(coredump)
FAIL: test-mkfifoat

Unconnected socket test... passed
Connected sockets test... passed
General socket test with fork... passed
Pipe test... failed (expecting POLLIN | POLLRDNORM after writing)
  failed (expecting POLLIN after writing)
  failed (expecting POLLRDNORM after writing)
  failed (expecting POLLHUP after shutdown)
FAIL: test-poll

/bin/sh: 9961678 Alarm clock
FAIL: test-ptsname

/bin/sh: 9961684 Alarm clock
FAIL: test-ptsname_r

test-symlink.h:62: assertion failed
/bin/sh: 9961510 IOT/Abort trap(coredump)
FAIL: test-symlinkat

test-utimens.h:83: assertion failed
/bin/sh: 9961692 IOT/Abort trap(coredump)
FAIL: test-utimens

test-utimens.h:83: assertion failed
/bin/sh: 9961698 IOT/Abort trap(coredump)
FAIL: test-utimensat