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NetBSD 6.1.5 - man page for modf (netbsd section 3)

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MODF(3) 			   BSD Library Functions Manual 			  MODF(3)

NAME
     modf -- extract signed integral and fractional values from floating-point number

LIBRARY
     Math Library (libm, -lm)

SYNOPSIS
     #include <math.h>

     double
     modf(double value, double *iptr);

     float
     modff(float value, float *iptr);

DESCRIPTION
     The modf() function breaks the argument value into integral and fractional parts, each of
     which has the same sign as the argument.  It stores the integral part as a double in the
     object pointed to by iptr.

RETURN VALUES
     The modf() function returns the signed fractional part of value.

SEE ALSO
     frexp(3), ldexp(3), math(3)

STANDARDS
     The modf() function conforms to ANSI X3.159-1989 (``ANSI C89'').

BSD					  March 21, 2006				      BSD
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