[NaCl SDK] nacl_io: Add initial support for getsockopt

native_client_sdk/src/libraries/nacl_io/kernel_intercept.cc

Index: native_client_sdk/src/libraries/nacl_io/kernel_intercept.cc
diff --git a/native_client_sdk/src/libraries/nacl_io/kernel_intercept.cc b/native_client_sdk/src/libraries/nacl_io/kernel_intercept.cc
index 373b93a9dcf981a53111cdb26498a8cd421b0fcf..bd2158ab730b7ff5214af9f8797949b20a343bd9 100644
--- a/native_client_sdk/src/libraries/nacl_io/kernel_intercept.cc
+++ b/native_client_sdk/src/libraries/nacl_io/kernel_intercept.cc
@@ -316,6 +316,7 @@ int ki_getpeername(int fd, struct sockaddr* addr, socklen_t* len) {
 int ki_getsockname(int fd, struct sockaddr* addr, socklen_t* len) {
   return s_kp->getsockname(fd, addr, len);
 }
+
 int ki_getsockopt(int fd, int lvl, int optname, void* optval, socklen_t* len) {
   return s_kp->getsockopt(fd, lvl, optname, optval, len);
 }