IMAG_PART
return (IMAG_PART(w));
return (IMAG_PART(w));
return (IMAG_PART(w));
IMAG_PART(w) = -IMAG_PART(w);
IMAG_PART(w) = -IMAG_PART(w);
IMAG_PART(w) = -IMAG_PART(w);
IMAG_PART(w) = copysign(0.0, cimag(z));
IMAG_PART(w) = copysignf(0.0, cimagf(z));
IMAG_PART(w) = copysignl(0.0L, cimagl(z));
IMAG_PART(z) = y;
IMAG_PART(z) = y;
IMAG_PART(z) = y;