| MODF(3) | Library Functions Manual | MODF(3) | 
modf, modff,
  modfl —
#include <math.h>
double
  
  modf(double
    value, double
    *iptr);
float
  
  modff(float
    value, float
    *iptr);
long double
  
  modfl(long
    double value, long double
    *iptr);
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.
modf() function returns the signed fractional part
  of value.
modf() function conforms to ANSI
  X3.159-1989 (“ANSI C89”).
| March 7, 2016 | NetBSD 9.3 |