-libcatta_la_LIBADD = $(AM_LDADD) $(PTHREAD_CFLAGS) $(PTHREAD_LIBS) $(INTLLIBS)
-libcatta_la_LDFLAGS = $(AM_LDFLAGS) -version-info $(LIBCATTA_VERSION_INFO)
+libcatta_la_LIBADD = $(AM_LDADD) $(PTHREAD_CFLAGS) $(PTHREAD_LIBS)
+libcatta_la_LDFLAGS = $(AM_LDFLAGS) -version-info $(LIBCATTA_VERSION_INFO)
+
+if WINDOWS
+libcatta_la_SOURCES += \
+ compat/windows/wincompat.c \
+ compat/windows/wincompat.h
+libcatta_la_LIBADD += -lws2_32 -liphlpapi
+libcatta_la_LDFLAGS += -no-undefined
+endif
+