fix client_so

CMakeLists.txt

@@ -240,7 +240,7 @@ if(BUILD_EXAMPLECLIENT)
         list(APPEND client_source examples/networklayer_tcp.c examples/logger_stdout.c)
     endif()
 	add_executable(exampleClient examples/client.c ${client_source})
-	add_executable(exampleClient_so examples/client.c)
+	add_executable(exampleClient_so examples/client.c ${client_source})
 	target_link_libraries(exampleClient_so open62541)
     if(WIN32)
         target_link_libraries(exampleClient ws2_32)