+#ifndef _COMPLEX_IMPL_H
+#define _COMPLEX_IMPL_H
+
+#include <complex.h>
+#include "libm.h"
+
+#undef __CMPLX
+#undef CMPLX
+#undef CMPLXF
+#undef CMPLXL
+
+#define __CMPLX(x, y, t) \
+ ((union { _Complex t __z; t __xy[2]; }){.__xy = {(x),(y)}}.__z)
+
+#define CMPLX(x, y) __CMPLX(x, y, double)
+#define CMPLXF(x, y) __CMPLX(x, y, float)
+#define CMPLXL(x, y) __CMPLX(x, y, long double)
+
+hidden double complex __ldexp_cexp(double complex,int);
+hidden float complex __ldexp_cexpf(float complex,int);
+
+#endif