common: Fix Win32 linking by adding ws2_32 to libraries
diff --git a/common/Makefile.am b/common/Makefile.am
index 1bc9d1d..b5ea6c1 100644
--- a/common/Makefile.am
+++ b/common/Makefile.am
@@ -14,5 +14,5 @@
 		       utils.c utils.h
 
 if WIN32
-libinternalcommon_la_LIBADD += -lole32
+libinternalcommon_la_LIBADD += -lole32 -lws2_32
 endif