21 lines
293 B
C
21 lines
293 B
C
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#ifndef lint
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static char sccsid[] = "@(#)modf.c 1.1 94/10/31 SMI";
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#endif
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/*
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* Copyright (c) 1987 by Sun Microsystems, Inc.
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*/
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#include <math.h>
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double modf(x,iptr)
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double x, *iptr ;
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{
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*iptr = aint(x);
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if(finite(x)&&x!=(*iptr))
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return x - (*iptr);
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else
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return copysign(0.0,x);
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}
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