1#define FE_INEXACT 0x010000
2#define FE_UNDERFLOW 0x020000
3#define FE_OVERFLOW 0x040000
4#define FE_DIVBYZERO 0x080000
5#define FE_INVALID 0x100000
6
7#define FE_ALL_EXCEPT 0x1F0000
8
9#define FE_TONEAREST 0x000
10#define FE_TOWARDZERO 0x100
11#define FE_UPWARD 0x200
12#define FE_DOWNWARD 0x300
13
14typedef unsigned fexcept_t;
15
16typedef struct {
17 unsigned __cw;
18} fenv_t;
19
20#define FE_DFL_ENV ((const fenv_t *) -1)