__isnanl
Name
__isnanl -- test for infinity
Synopsis
int
__isnanl
(long double
arg);
Description
__isnanl
has the same specification as
isnan
in the Single
UNIX Specification, Version 3, except that the argument
type for __isnanl
is known to be long double.
__isnanl
is not in the source standard;
it is only in the binary standard.