diff --git a/src/pkg/runtime/defs_linux_power64.h b/src/pkg/runtime/defs_linux_power64.h
new file mode 100644
index 00000000000..41db45ca141
--- /dev/null
+++ b/src/pkg/runtime/defs_linux_power64.h
@@ -0,0 +1,211 @@
+// Created by cgo -cdefs - DO NOT EDIT
+// cgo -cdefs defs_linux.go defs3_linux.go
+
+
+enum {
+	EINTR	= 0x4,
+	EAGAIN	= 0xb,
+	ENOMEM	= 0xc,
+
+	PROT_NONE	= 0x0,
+	PROT_READ	= 0x1,
+	PROT_WRITE	= 0x2,
+	PROT_EXEC	= 0x4,
+
+	MAP_ANON	= 0x20,
+	MAP_PRIVATE	= 0x2,
+	MAP_FIXED	= 0x10,
+
+	MADV_DONTNEED	= 0x4,
+
+	SA_RESTART	= 0x10000000,
+	SA_ONSTACK	= 0x8000000,
+	SA_SIGINFO	= 0x4,
+
+	SIGHUP		= 0x1,
+	SIGINT		= 0x2,
+	SIGQUIT		= 0x3,
+	SIGILL		= 0x4,
+	SIGTRAP		= 0x5,
+	SIGABRT		= 0x6,
+	SIGBUS		= 0x7,
+	SIGFPE		= 0x8,
+	SIGKILL		= 0x9,
+	SIGUSR1		= 0xa,
+	SIGSEGV		= 0xb,
+	SIGUSR2		= 0xc,
+	SIGPIPE		= 0xd,
+	SIGALRM		= 0xe,
+	SIGSTKFLT	= 0x10,
+	SIGCHLD		= 0x11,
+	SIGCONT		= 0x12,
+	SIGSTOP		= 0x13,
+	SIGTSTP		= 0x14,
+	SIGTTIN		= 0x15,
+	SIGTTOU		= 0x16,
+	SIGURG		= 0x17,
+	SIGXCPU		= 0x18,
+	SIGXFSZ		= 0x19,
+	SIGVTALRM	= 0x1a,
+	SIGPROF		= 0x1b,
+	SIGWINCH	= 0x1c,
+	SIGIO		= 0x1d,
+	SIGPWR		= 0x1e,
+	SIGSYS		= 0x1f,
+
+	FPE_INTDIV	= 0x1,
+	FPE_INTOVF	= 0x2,
+	FPE_FLTDIV	= 0x3,
+	FPE_FLTOVF	= 0x4,
+	FPE_FLTUND	= 0x5,
+	FPE_FLTRES	= 0x6,
+	FPE_FLTINV	= 0x7,
+	FPE_FLTSUB	= 0x8,
+
+	BUS_ADRALN	= 0x1,
+	BUS_ADRERR	= 0x2,
+	BUS_OBJERR	= 0x3,
+
+	SEGV_MAPERR	= 0x1,
+	SEGV_ACCERR	= 0x2,
+
+	ITIMER_REAL	= 0x0,
+	ITIMER_VIRTUAL	= 0x1,
+	ITIMER_PROF	= 0x2,
+
+	EPOLLIN		= 0x1,
+	EPOLLOUT	= 0x4,
+	EPOLLERR	= 0x8,
+	EPOLLHUP	= 0x10,
+	EPOLLRDHUP	= 0x2000,
+	EPOLLET		= -0x80000000,
+	EPOLL_CLOEXEC	= 0x80000,
+	EPOLL_CTL_ADD	= 0x1,
+	EPOLL_CTL_DEL	= 0x2,
+	EPOLL_CTL_MOD	= 0x3,
+};
+
+typedef struct Sigset Sigset;
+typedef struct Timespec Timespec;
+typedef struct Timeval Timeval;
+typedef struct Sigaction Sigaction;
+typedef struct Siginfo Siginfo;
+typedef struct Itimerval Itimerval;
+typedef struct EpollEvent EpollEvent;
+typedef uint64 Usigset;
+
+#pragma pack on
+
+//struct Sigset {
+//	uint64	sig[1];
+//};
+//typedef uint64 Sigset;
+
+struct Timespec {
+	int64	tv_sec;
+	int64	tv_nsec;
+};
+struct Timeval {
+	int64	tv_sec;
+	int64	tv_usec;
+};
+struct Sigaction {
+	void	*sa_handler;
+	uint64	sa_flags;
+	void	*sa_restorer;
+	Usigset	sa_mask;
+};
+struct Siginfo {
+	int32	si_signo;
+	int32	si_errno;
+	int32	si_code;
+	byte	Pad_cgo_0[4];
+	byte	_sifields[112];
+};
+struct Itimerval {
+	Timeval	it_interval;
+	Timeval	it_value;
+};
+struct EpollEvent {
+	uint32	events;
+	byte	Pad_cgo_0[4];
+	uint64	data;
+};
+
+
+#pragma pack off
+// Created by cgo -cdefs - DO NOT EDIT
+// cgo -cdefs defs_linux.go defs3_linux.go
+
+
+enum {
+	O_RDONLY	= 0x0,
+	O_CLOEXEC	= 0x80000,
+	SA_RESTORER	= 0,
+};
+
+//typedef struct Usigset Usigset;
+typedef struct Ptregs Ptregs;
+typedef struct Vreg Vreg;
+typedef struct Sigaltstack Sigaltstack;
+typedef struct Sigcontext Sigcontext;
+typedef struct Ucontext Ucontext;
+
+#pragma pack on
+
+//struct Usigset {
+//	uint64	sig[1];
+//};
+//typedef Sigset Usigset;
+
+struct Ptregs {
+	uint64	gpr[32];
+	uint64	nip;
+	uint64	msr;
+	uint64	orig_gpr3;
+	uint64	ctr;
+	uint64	link;
+	uint64	xer;
+	uint64	ccr;
+	uint64	softe;
+	uint64	trap;
+	uint64	dar;
+	uint64	dsisr;
+	uint64	result;
+};
+typedef	uint64	Gregset[48];
+typedef	float64	FPregset[33];
+struct Vreg {
+	uint32	u[4];
+};
+
+struct Sigaltstack {
+	byte	*ss_sp;
+	int32	ss_flags;
+	byte	Pad_cgo_0[4];
+	uint64	ss_size;
+};
+
+struct Sigcontext {
+	uint64	_unused[4];
+	int32	signal;
+	int32	_pad0;
+	uint64	handler;
+	uint64	oldmask;
+	Ptregs	*regs;
+	uint64	gp_regs[48];
+	float64	fp_regs[33];
+	Vreg	*v_regs;
+	int64	vmx_reserve[101];
+};
+struct Ucontext {
+	uint64	uc_flags;
+	Ucontext	*uc_link;
+	Sigaltstack	uc_stack;
+	Usigset	uc_sigmask;
+	Usigset	__unused[15];
+	Sigcontext	uc_mcontext;
+};
+
+
+#pragma pack off
diff --git a/src/pkg/runtime/defs_linux_power64le.h b/src/pkg/runtime/defs_linux_power64le.h
new file mode 100644
index 00000000000..41db45ca141
--- /dev/null
+++ b/src/pkg/runtime/defs_linux_power64le.h
@@ -0,0 +1,211 @@
+// Created by cgo -cdefs - DO NOT EDIT
+// cgo -cdefs defs_linux.go defs3_linux.go
+
+
+enum {
+	EINTR	= 0x4,
+	EAGAIN	= 0xb,
+	ENOMEM	= 0xc,
+
+	PROT_NONE	= 0x0,
+	PROT_READ	= 0x1,
+	PROT_WRITE	= 0x2,
+	PROT_EXEC	= 0x4,
+
+	MAP_ANON	= 0x20,
+	MAP_PRIVATE	= 0x2,
+	MAP_FIXED	= 0x10,
+
+	MADV_DONTNEED	= 0x4,
+
+	SA_RESTART	= 0x10000000,
+	SA_ONSTACK	= 0x8000000,
+	SA_SIGINFO	= 0x4,
+
+	SIGHUP		= 0x1,
+	SIGINT		= 0x2,
+	SIGQUIT		= 0x3,
+	SIGILL		= 0x4,
+	SIGTRAP		= 0x5,
+	SIGABRT		= 0x6,
+	SIGBUS		= 0x7,
+	SIGFPE		= 0x8,
+	SIGKILL		= 0x9,
+	SIGUSR1		= 0xa,
+	SIGSEGV		= 0xb,
+	SIGUSR2		= 0xc,
+	SIGPIPE		= 0xd,
+	SIGALRM		= 0xe,
+	SIGSTKFLT	= 0x10,
+	SIGCHLD		= 0x11,
+	SIGCONT		= 0x12,
+	SIGSTOP		= 0x13,
+	SIGTSTP		= 0x14,
+	SIGTTIN		= 0x15,
+	SIGTTOU		= 0x16,
+	SIGURG		= 0x17,
+	SIGXCPU		= 0x18,
+	SIGXFSZ		= 0x19,
+	SIGVTALRM	= 0x1a,
+	SIGPROF		= 0x1b,
+	SIGWINCH	= 0x1c,
+	SIGIO		= 0x1d,
+	SIGPWR		= 0x1e,
+	SIGSYS		= 0x1f,
+
+	FPE_INTDIV	= 0x1,
+	FPE_INTOVF	= 0x2,
+	FPE_FLTDIV	= 0x3,
+	FPE_FLTOVF	= 0x4,
+	FPE_FLTUND	= 0x5,
+	FPE_FLTRES	= 0x6,
+	FPE_FLTINV	= 0x7,
+	FPE_FLTSUB	= 0x8,
+
+	BUS_ADRALN	= 0x1,
+	BUS_ADRERR	= 0x2,
+	BUS_OBJERR	= 0x3,
+
+	SEGV_MAPERR	= 0x1,
+	SEGV_ACCERR	= 0x2,
+
+	ITIMER_REAL	= 0x0,
+	ITIMER_VIRTUAL	= 0x1,
+	ITIMER_PROF	= 0x2,
+
+	EPOLLIN		= 0x1,
+	EPOLLOUT	= 0x4,
+	EPOLLERR	= 0x8,
+	EPOLLHUP	= 0x10,
+	EPOLLRDHUP	= 0x2000,
+	EPOLLET		= -0x80000000,
+	EPOLL_CLOEXEC	= 0x80000,
+	EPOLL_CTL_ADD	= 0x1,
+	EPOLL_CTL_DEL	= 0x2,
+	EPOLL_CTL_MOD	= 0x3,
+};
+
+typedef struct Sigset Sigset;
+typedef struct Timespec Timespec;
+typedef struct Timeval Timeval;
+typedef struct Sigaction Sigaction;
+typedef struct Siginfo Siginfo;
+typedef struct Itimerval Itimerval;
+typedef struct EpollEvent EpollEvent;
+typedef uint64 Usigset;
+
+#pragma pack on
+
+//struct Sigset {
+//	uint64	sig[1];
+//};
+//typedef uint64 Sigset;
+
+struct Timespec {
+	int64	tv_sec;
+	int64	tv_nsec;
+};
+struct Timeval {
+	int64	tv_sec;
+	int64	tv_usec;
+};
+struct Sigaction {
+	void	*sa_handler;
+	uint64	sa_flags;
+	void	*sa_restorer;
+	Usigset	sa_mask;
+};
+struct Siginfo {
+	int32	si_signo;
+	int32	si_errno;
+	int32	si_code;
+	byte	Pad_cgo_0[4];
+	byte	_sifields[112];
+};
+struct Itimerval {
+	Timeval	it_interval;
+	Timeval	it_value;
+};
+struct EpollEvent {
+	uint32	events;
+	byte	Pad_cgo_0[4];
+	uint64	data;
+};
+
+
+#pragma pack off
+// Created by cgo -cdefs - DO NOT EDIT
+// cgo -cdefs defs_linux.go defs3_linux.go
+
+
+enum {
+	O_RDONLY	= 0x0,
+	O_CLOEXEC	= 0x80000,
+	SA_RESTORER	= 0,
+};
+
+//typedef struct Usigset Usigset;
+typedef struct Ptregs Ptregs;
+typedef struct Vreg Vreg;
+typedef struct Sigaltstack Sigaltstack;
+typedef struct Sigcontext Sigcontext;
+typedef struct Ucontext Ucontext;
+
+#pragma pack on
+
+//struct Usigset {
+//	uint64	sig[1];
+//};
+//typedef Sigset Usigset;
+
+struct Ptregs {
+	uint64	gpr[32];
+	uint64	nip;
+	uint64	msr;
+	uint64	orig_gpr3;
+	uint64	ctr;
+	uint64	link;
+	uint64	xer;
+	uint64	ccr;
+	uint64	softe;
+	uint64	trap;
+	uint64	dar;
+	uint64	dsisr;
+	uint64	result;
+};
+typedef	uint64	Gregset[48];
+typedef	float64	FPregset[33];
+struct Vreg {
+	uint32	u[4];
+};
+
+struct Sigaltstack {
+	byte	*ss_sp;
+	int32	ss_flags;
+	byte	Pad_cgo_0[4];
+	uint64	ss_size;
+};
+
+struct Sigcontext {
+	uint64	_unused[4];
+	int32	signal;
+	int32	_pad0;
+	uint64	handler;
+	uint64	oldmask;
+	Ptregs	*regs;
+	uint64	gp_regs[48];
+	float64	fp_regs[33];
+	Vreg	*v_regs;
+	int64	vmx_reserve[101];
+};
+struct Ucontext {
+	uint64	uc_flags;
+	Ucontext	*uc_link;
+	Sigaltstack	uc_stack;
+	Usigset	uc_sigmask;
+	Usigset	__unused[15];
+	Sigcontext	uc_mcontext;
+};
+
+
+#pragma pack off