1#define sa_sz 32
2#define sa_flags 8
3#define sa_handler 0
4#define sa_mask_sz 8
5#define SIGUSR1 10
6#define SIGUSR2 12
7#define SIGTERM 15
8#define SIGINT 2
9#define SIGABRT 6
10#define SA_NODEFER 1073741824
11#define SA_SIGINFO 4
12#define ucontext_regs 184
13