Fixed socklen_t test unix compatible.



git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4326 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/CMakeLists.txt b/CMakeLists.txt
index bb62bb4..f904b49 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -116,10 +116,16 @@
 # Generate config.h
 include(CheckIncludeFiles)
 include(CheckFunctionExists)
-set(CMAKE_EXTRA_INCLUDE_FILES winsock2.h)
-set(CMAKE_REQUIRED_LIBRARIES ws2_32)
+include(CheckTypeSize)
+if(WIN32)
+  set(CMAKE_EXTRA_INCLUDE_FILES winsock2.h)
+  set(CMAKE_REQUIRED_LIBRARIES ws2_32)
+endif()
 check_function_exists(inet_aton HAVE_INET_ATON)
 check_function_exists(inet_ntop HAVE_INET_NTOP)
+set(CMAKE_EXTRA_INCLUDE_FILES sys/socket.h)
+check_type_size(socklen_t SOCKLEN_T)
+
 set(CMAKE_EXTRA_INCLUDE_FILES) 
 set(CMAKE_REQUIRED_LIBRARIES)
 check_function_exists(snprintf HAVE_SNPRINTF)