libgo: don't provide ustat on arm64 GNU/Linux

    
    This avoids linker warnings when linking against glibc, as apparently
    arm64 GNU/Linux does not support the ustat system call.
    
    Also update to automake 1.11.6, as that is the new GCC standard.
    
    Reviewed-on: https://go-review.googlesource.com/14567

From-SVN: r227777

2 files changed, 11 insertions, 3 deletions

diff --git a/libgo/go/syscall/libcall_linux.go b/libgo/go/syscall/libcall_linux.go
index 93137fc..50b04ff 100644
--- a/libgo/go/syscall/libcall_linux.go
+++ b/libgo/go/syscall/libcall_linux.go
@@ -408,6 +408,3 @@ func Unlinkat(dirfd int, path string) (err error) {
 
 //sys	Unshare(flags int) (err error)
 //unshare(flags _C_int) _C_int
-
-//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
-//ustat(dev _dev_t, ubuf *Ustat_t) _C_int
diff --git a/libgo/go/syscall/libcall_linux_ustat.go b/libgo/go/syscall/libcall_linux_ustat.go
new file mode 100644
index 0000000..f7f3406
--- /dev/null
+++ b/libgo/go/syscall/libcall_linux_ustat.go
@@ -0,0 +1,11 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// GNU/Linux library ustat call.
+// This is not supported on some kernels, such as arm64.
+
+package syscall
+
+//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
+//ustat(dev _dev_t, ubuf *Ustat_t) _C_int