finite.3: ATTRIBUTES: Note functions that are thread-safe
The functions finite(), finitef(), finitel(), isinf(), isinff(),
isinfl(), isnan(), isnanf() and isnanl() are thread safe.
Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>