Symbian
Symbian OS Library

SYMBIAN OS V9.3

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Location: ieeefp.h

isnanf

isnanf (x) (((*(long *)&(x) & 0x7f800000L)==0x7f800000L) && \
         ((*(long *)&(x) & 0x007fffffL)!=0000000000L))

Description

Parameters

x