#define sa_sz 32
#define sa_flags 8
#define sa_handler 0
#define sa_mask_sz 8
#define SIGUSR1 10
#define SIGUSR2 12
#define SIGTERM 15
#define SIGINT 2
#define SIGABRT 6
#define SA_NODEFER 1073741824
#define SA_SIGINFO 4
#define ucontext_regs 184