clock.3: clock() switched from using times(2) to clock_gettime() in glibc 2.18

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
fstatat.2: wfix

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
ldexp.3: ATTRIBUTES: Note functions that are thread-safe

The functions ldexp(), ldexpf() and ldexpl() are thread safe.

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
lseek64.3: ATTRIBUTES: Note function that is thread-safe

The function lseek64() is thread safe.

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
lrint.3: ATTRIBUTES: Note functions that are thread-safe

The functions lrint(), lrintf(), lrintl(), llrint(), llrintf(),
and llrintl() are thread safe.

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
feature_test_macros.7: tfix

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
lround.3: ATTRIBUTES: Note functions that are thread-safe

The functions lround(), lroundf(), lroundl(), llround(),
llroundf() and llroundl() are thread safe.

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
mbsinit.3: ATTRIBUTES: Note function that is thread-safe

The function mbsinit() is thread safe.

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
rint.3: ATTRIBUTES: Note functions that are thread-safe

The functions nearbyint(), nearbyintf(), nearbyintl(), rint(),
rintf() and rintl() are thread safe.

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
rint.3: wfix

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
sigaction.2: tfix

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
nextafter.3: ATTRIBUTES: Note functions that are thread-safe

The functions nextafter(), nextafterf(), nextafterl(),
nexttoward(), nexttowardf() and nexttowardl() are thread safe.

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
nextafter.3: wfix

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
rewinddir.3: ATTRIBUTES: Note function that is thread-safe

The function rewinddir() is thread safe.

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
telldir.3: ATTRIBUTES: Note function that is thread-safe

The function telldir() is thread safe.

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
open.2: Add EINVAL to errors list

EINVAL can be returned by open(2) when the underlying filesystem
doesn't support O_DIRECT. It is documented in the NOTES section
but this patch adds it to the list of possible errors.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
linkat.2: tfix

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
posix_memalign.3: Clarify wording on "return value" when size==0

Reported-by: Will Newton <will.newton@linaro.org>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
posix_memalign.3: 'errno" is indeterminate after a call to posix_memalign()

Reported-by: Will Newton <will.newton@linaro.org>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
perf_event_open.2: ffix

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>