tools/mkimage: avoid picking up unrelated /usr/include headers with the same name as internal header files (e.g. image.h), fixes #12232

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33519 3c298f89-4303-0410-b956-a3cf2f4a3e73

tools/mkimage/Makefile

@@ -18,6 +18,13 @@ HOST_BUILD_DIR:=$(BUILD_DIR_HOST)/u-boot-$(PKG_VERSION)
 
 include $(INCLUDE_DIR)/host-build.mk
 
+define Host/Prepare
+	$(Host/Prepare/Default)
+	rm -f \
+		$(HOST_BUILD_DIR)/include/errno.h \
+		$(HOST_BUILD_DIR)/include/malloc.h
+endef
+
 define Host/Compile
 	rm -f $(HOST_BUILD_DIR)/tools/.depend
 	touch $(HOST_BUILD_DIR)/include/config.h

tools/mkimage/patches/040-include_order.patch

@@ -0,0 +1,14 @@
+--- a/tools/Makefile
++++ b/tools/Makefile
+@@ -159,9 +159,9 @@ NOPEDOBJS := $(addprefix $(obj),$(NOPED_
+ # Use native tools and options
+ # Define __KERNEL_STRICT_NAMES to prevent typedef overlaps
+ #
+-HOSTCPPFLAGS =	-idirafter $(SRCTREE)/include \
++HOSTCPPFLAGS =	-I $(SRCTREE)/include \
+ 		-idirafter $(OBJTREE)/include2 \
+-		-idirafter $(OBJTREE)/include \
++		-I $(OBJTREE)/include \
+ 	        -I $(SRCTREE)/lib/libfdt \
+ 		-I $(SRCTREE)/tools \
+ 		-DCONFIG_SYS_TEXT_BASE=$(CONFIG_SYS_TEXT_BASE) \