tools-$(CONFIG_CCACHE) += ccache
tools-$(CONFIG_powerpc) += dtc
-tools-$(CONFIG_GCC_VERSION_4_3) += gmp mpfr
+tools-$(CONFIG_GCC_VERSION_4_3)$(CONFIG_GCC_VERSION_4_4) += gmp mpfr
# builddir dependencies
$(curdir)/squashfs/compile := $(curdir)/lzma/install