$NetBSD: patch-tools_Makefile,v 1.1 2023/11/21 11:37:03 bouyer Exp $

--- tools/Makefile.orig	2023-10-06 19:17:42.000000000 +0200
+++ tools/Makefile	2023-10-12 13:25:11.719288881 +0200
@@ -34,7 +34,6 @@
 SUBDIRS-y += helpers
 SUBDIRS-$(CONFIG_X86) += xenpaging
 SUBDIRS-$(CONFIG_X86) += debugger
-SUBDIRS-$(CONFIG_TESTS) += tests
 
 SUBDIRS-y += python
 SUBDIRS-$(CONFIG_PYGRUB) += pygrub
@@ -230,7 +229,7 @@
 	else \
 		virtfs='' ; \
 	fi ; \
-	PKG_CONFIG_PATH=$(XEN_ROOT)/tools/pkg-config$${PKG_CONFIG_PATH:+:$${PKG_CONFIG_PATH}} \
+	PKG_CONFIG_PATH=$(XEN_ROOT)/tools/pkg-config$${PKG_CONFIG_PATH:+:$${PKG_CONFIG_PATH}} CFLAGS= \
 	$$source/configure --enable-xen --target-list=i386-softmmu \
 		$(QEMU_XEN_ENABLE_DEBUG) \
 		$$enable_trace_backend \
@@ -246,6 +245,7 @@
 		--bindir=$(LIBEXEC_BIN) \
 		--datadir=$(SHAREDIR)/qemu-xen \
 		--localstatedir=$(localstatedir) \
+		--disable-opengl \
 		--docdir=$(LIBEXEC)/share/doc \
 		--mandir=$(LIBEXEC)/share/man \
 		--libexecdir=$(LIBEXEC)/libexec \
@@ -258,7 +258,7 @@
 		--cpu=$(IOEMU_CPU_ARCH) \
 		$(IOEMU_CONFIGURE_CROSS) \
 		$$virtfs; \
-	$(MAKE) all
+	CFLAGS= $(MAKE) all
 
 subdir-install-qemu-xen-dir: subdir-all-qemu-xen-dir
 	cd qemu-xen-build; \