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EnigmA Amiga Run 1999 March
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EnigmA AMIGA RUN 35 (1999)(G.R. Edizioni)(IT)[!][issue 1999-03].iso
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isnan.c
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1999-01-01
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129b
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6 lines
int isnan(double a)
{
unsigned long *b=(unsigned long *)&a;
return (b[0]&0x7ff00000)==0x7ff00000&&((b[0]&0xfffff)||b[1]);
}