-AC_CHECK_LIB(nsl, gethostbyname, [LIBS="$LIBS -lnsl"])
-AC_CHECK_LIB(socket, connect, [LIBS="$LIBS -lsocket"])
-
+GRAS_DEP=""
+AC_CHECK_LIB(nsl, gethostbyname, [GRAS_DEP="$GRAS_DEP -lnsl"])
+AC_CHECK_LIB(socket, connect, [GRAS_DEP="$GRAS_DEP -lsocket"])
+
+AC_MSG_CHECKING(for extra dependencies of libgras)
+case $host_os in
+ *mingw* ) GRAS_DEP=-lws2_32;;
+esac
+
+if test "x$GRAS_DEP" = x; then
+ AC_MSG_RESULT(none)
+else
+ AC_MSG_RESULT($GRAS_DEP)
+fi
+AC_SUBST([GRAS_DEP])
+