Link pnAddrInfo against ws2_32 on Windows.

Sources/Plasma/NucleusLib/pnAddrInfo/CMakeLists.txt

@@ -9,6 +9,10 @@ set(pnAddrInfo_HEADERS
 )
 
 add_library(pnAddrInfo STATIC ${pnAddrInfo_SOURCES} ${pnAddrInfo_HEADERS})
+target_link_libraries(pnAddrInfo CoreLib)
+if(WIN32)
+    target_link_libraries(pnAddrInfo ws2_32)
+endif(WIN32)
 
 source_group("Source Files" FILES ${pnAddrInfo_SOURCES})
 source_group("Header Files" FILES ${pnAddrInfo_HEADERS})