THRIFT-606. cpp: Fix build on Solaris Nevada

git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@827890 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/src/server/TNonblockingServer.cpp b/lib/cpp/src/server/TNonblockingServer.cpp
index 32f021a..1076455 100644
--- a/lib/cpp/src/server/TNonblockingServer.cpp
+++ b/lib/cpp/src/server/TNonblockingServer.cpp
@@ -29,6 +29,10 @@
 #include <errno.h>
 #include <assert.h>
 
+#ifndef AF_LOCAL
+#define AF_LOCAL AF_UNIX
+#endif
+
 namespace apache { namespace thrift { namespace server {
 
 using namespace apache::thrift::protocol;