use go 1.12

Signed-off-by: hongming <talonwan@yunify.com>

vendor/golang.org/x/sys/unix/mkall.sh

@@ -207,8 +207,6 @@ esac
 	esac
 	if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi
 	if [ -n "$mksysnum" ]; then echo "$mksysnum |gofmt >zsysnum_$GOOSARCH.go"; fi
-	if [ -n "$mktypes" ]; then
-		echo "$mktypes types_$GOOS.go | go run mkpost.go > ztypes_$GOOSARCH.go";
+	if [ -n "$mktypes" ]; then echo "$mktypes types_$GOOS.go | go run mkpost.go > ztypes_$GOOSARCH.go"; fi
 	if [ -n "$mkasm" ]; then echo "$mkasm $GOARCH"; fi
-	fi
 ) | $run

vendor/golang.org/x/sys/unix/syscall_aix.go

@@ -545,3 +545,5 @@ func Poll(fds []PollFd, timeout int) (n int, err error) {
 //sys	gettimeofday(tv *Timeval, tzp *Timezone) (err error)
 //sysnb	Time(t *Time_t) (tt Time_t, err error)
 //sys	Utime(path string, buf *Utimbuf) (err error)
+
+//sys	Getsystemcfg(label int) (n uint64)

vendor/golang.org/x/sys/unix/zsyscall_aix_ppc64.go

@@ -1367,6 +1367,14 @@ func Utime(path string, buf *Utimbuf) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Getsystemcfg(label int) (n uint64) {
+	r0, _ := callgetsystemcfg(label)
+	n = uint64(r0)
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	_, e1 := callgetrlimit(resource, uintptr(unsafe.Pointer(rlim)))
 	if e1 != 0 {

vendor/golang.org/x/sys/unix/zsyscall_aix_ppc64_gc.go

@@ -120,6 +120,7 @@ import (
 //go:cgo_import_dynamic libc_gettimeofday gettimeofday "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_time time "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_utime utime "libc.a/shr_64.o"
+//go:cgo_import_dynamic libc_getsystemcfg getsystemcfg "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_getrlimit getrlimit "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_setrlimit setrlimit "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_lseek lseek "libc.a/shr_64.o"
@@ -235,6 +236,7 @@ import (
 //go:linkname libc_gettimeofday libc_gettimeofday
 //go:linkname libc_time libc_time
 //go:linkname libc_utime libc_utime
+//go:linkname libc_getsystemcfg libc_getsystemcfg
 //go:linkname libc_getrlimit libc_getrlimit
 //go:linkname libc_setrlimit libc_setrlimit
 //go:linkname libc_lseek libc_lseek
@@ -353,6 +355,7 @@ var (
 	libc_gettimeofday,
 	libc_time,
 	libc_utime,
+	libc_getsystemcfg,
 	libc_getrlimit,
 	libc_setrlimit,
 	libc_lseek,
@@ -1135,6 +1138,13 @@ func callutime(_p0 uintptr, buf uintptr) (r1 uintptr, e1 Errno) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func callgetsystemcfg(label int) (r1 uintptr, e1 Errno) {
+	r1, _, e1 = syscall6(uintptr(unsafe.Pointer(&libc_getsystemcfg)), 1, uintptr(label), 0, 0, 0, 0, 0)
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func callgetrlimit(resource int, rlim uintptr) (r1 uintptr, e1 Errno) {
 	r1, _, e1 = rawSyscall6(uintptr(unsafe.Pointer(&libc_getrlimit)), 2, uintptr(resource), rlim, 0, 0, 0, 0)
 	return

vendor/golang.org/x/sys/unix/zsyscall_aix_ppc64_gccgo.go

@@ -118,6 +118,7 @@ int poll(uintptr_t, int, int);
 int gettimeofday(uintptr_t, uintptr_t);
 int time(uintptr_t);
 int utime(uintptr_t, uintptr_t);
+unsigned long long getsystemcfg(int);
 int getrlimit(int, uintptr_t);
 int setrlimit(int, uintptr_t);
 long long lseek(int, long long, int);
@@ -1011,6 +1012,14 @@ func callutime(_p0 uintptr, buf uintptr) (r1 uintptr, e1 Errno) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func callgetsystemcfg(label int) (r1 uintptr, e1 Errno) {
+	r1 = uintptr(C.getsystemcfg(C.int(label)))
+	e1 = syscall.GetErrno()
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func callgetrlimit(resource int, rlim uintptr) (r1 uintptr, e1 Errno) {
 	r1 = uintptr(C.getrlimit(C.int(resource), C.uintptr_t(rlim)))
 	e1 = syscall.GetErrno()