Linux Standard Base Core Specification 4.0
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__isinfl

Name

__isinfl -- test for infinity

Synopsis

int __isinfl(long double arg);

Description

__isinfl() has the same specification as isinf() in the ISO POSIX (2003), 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.

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