$NetBSD: patch-jdk_make_GenerateSources.gmk,v 1.1 2015/02/08 08:41:25 tnn Exp $

--- jdk/make/GenerateSources.gmk.orig
+++ jdk/make/GenerateSources.gmk
@@ -74,8 +74,10 @@
   endif
 
   ifneq ($(OPENJDK_TARGET_OS), macosx)
+   ifneq ($(BUILD_HEADLESS_ONLY), true)
     include gensrc/GensrcX11Wrappers.gmk
     GENSRC += $(GENSRC_X11WRAPPERS)
+   endif
   endif
 endif