struct sigcontext {
unsigned long r8, r9, r10, r11, r12, r13, r14, r15;
unsigned long rdi, rsi, rbp, rbx, rdx, rax, rcx, rsp, rip, eflags;
struct sigcontext {
unsigned long r8, r9, r10, r11, r12, r13, r14, r15;
unsigned long rdi, rsi, rbp, rbx, rdx, rax, rcx, rsp, rip, eflags;