#define SIG_BLOCK 0
#define SIG_SETMASK 2
#define _NSIG8 8
#define oRBP 120
#define oRSP 160
#define oRBX 128
#define oR8 40
#define oR9 48
#define oR10 56
#define oR11 64
#define oR12 72
#define oR13 80
#define oR14 88
#define oR15 96
#define oRDI 104
#define oRSI 112
#define oRDX 136
#define oRAX 144
#define oRCX 152
#define oRIP 168
#define oEFL 176
#define oFPREGS 224
#define oSIGMASK 296
#define oFPREGSMEM 424
#define oMXCSR 448