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