#define PTRACE_SINGLEBLOCK		12
#define PTRACE_OLDSETOPTIONS		21
#define PTRACE_SYSEMU			31
#define PTRACE_SYSEMU_SINGLESTEP	32
#define PTRACE_PEEKUSR_AREA		0x5000
#define PTRACE_POKEUSR_AREA		0x5001
#define PTRACE_GET_LAST_BREAK		0x5006
#define PTRACE_ENABLE_TE		0x5009
#define PTRACE_DISABLE_TE		0x5010
#define PTRACE_TE_ABORT_RAND		0x5011

#define PT_STEPBLOCK PTRACE_SINGLEBLOCK