Fixed --disable-lib.

diff --git a/configure b/configure
index 959d92c..dd39f7d 100755
--- a/configure
+++ b/configure
@@ -582,7 +582,7 @@
 # Check whether --enable-lib or --disable-lib was given.
 if test "${enable_lib+set}" = set; then
   enableval="$enable_lib"
-  if test "$enableval" = "no"; then ALT_LINK="\$(LIBOBJS)"; LIB_TARGET=""; fi
+  if test "$enableval" = "no"; then ALT_LINK="\$(LIBOBJS) \$(X11OBJS)"; LIB_TARGET=""; fi
 fi