BUILD_B43_TOOLS = y
endif
-tools-$(BUILD_TOOLCHAIN) += gmp mpfr mpc libelf
+tools-$(BUILD_TOOLCHAIN) += gmp mpfr mpc libelf expat
tools-y += m4 libtool autoconf automake flex bison pkg-config sed mklibs
tools-y += sstrip make-ext4fs e2fsprogs mtd-utils mkimage
tools-y += firmware-utils patch-image patch quilt yaffs2 flock padjffs2
$(curdir)/patchelf/compile := $(curdir)/libtool/install
ifneq ($(CONFIG_CCACHE)$(CONFIG_SDK),)
-$(foreach tool, $(tools-y), $(eval $(curdir)/$(tool)/compile += $(curdir)/ccache/install))
+$(foreach tool, $(filter-out patch,$(tools-y)), $(eval $(curdir)/$(tool)/compile += $(curdir)/ccache/install))
tools-y += ccache
endif