#include "libm.h"
-#if LD64
+#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
long double copysignl(long double x, long double y)
{
return copysign(x, y);
}
-#elif LD80 || LD128
+#elif (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384
long double copysignl(long double x, long double y)
{
union ldshape ux = {x}, uy = {y};