1#include "libm.h"
 2
 3#if (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384
 4int __signbitl(long double x)
 5{
 6	union ldshape u = {x};
 7	return u.i.se >> 15;
 8}
 9#elif LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
10int __signbitl(long double x)
11{
12	return __signbit(x);
13}
14#endif