+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+typedef long long greg_t, gregset_t[23];
+typedef struct _fpstate {
+ unsigned short cwd, swd, ftw, fop;
+ unsigned long long rip, rdp;
+ unsigned mxcsr, mxcr_mask;
+ struct {
+ unsigned short significand[4], exponent, padding[3];
+ } _st[8];
+ struct {
+ unsigned element[4];
+ } _xmm[16];
+ unsigned padding[24];
+} *fpregset_t;
+struct sigcontext {
+ unsigned long r8, r9, r10, r11, r12, r13, r14, r15;
+ unsigned long rdi, rsi, rbp, rbx, rdx, rax, rcx, rsp, rip, eflags;
+ unsigned short cs, gs, fs, __pad0;
+ unsigned long err, trapno, oldmask, cr2;
+ struct _fpstate *fpstate;
+ unsigned long __reserved1[8];