Migrate Sirupsen to sirupsen.

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

@@ -23,6 +23,7 @@ const (
 	darwin64Bit    = runtime.GOOS == "darwin" && sizeofPtr == 8
 	dragonfly64Bit = runtime.GOOS == "dragonfly" && sizeofPtr == 8
 	netbsd32Bit    = runtime.GOOS == "netbsd" && sizeofPtr == 4
+	solaris64Bit   = runtime.GOOS == "solaris" && sizeofPtr == 8
 )
 
 // Do the interface allocations only once for common
@@ -49,10 +50,16 @@ func errnoErr(e syscall.Errno) error {
 	return e
 }
 
-func Syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno)
-func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
-func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno)
-func RawSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
+// clen returns the index of the first NULL byte in n or len(n) if n contains no
+// NULL byte or len(n) if n contains no NULL byte
+func clen(n []byte) int {
+	for i := 0; i < len(n); i++ {
+		if n[i] == 0 {
+			return i
+		}
+	}
+	return len(n)
+}
 
 // Mmap manager, for use by operating system-specific implementations.