mingw-w64-crt/math/frexpf.c

/**
 * This file has no copyright assigned and is placed in the Public Domain.
 * This file is part of the w64 mingw-runtime package.
 * No warranty is given; refer to the file DISCLAIMER within this package.
 */
extern double __cdecl frexp(double _X,int *_Y);

float frexpf (float x, int* expn)
  {return (float)frexp(x, expn);}