config BR2_PACKAGE_DIFFUTILS bool "diffutils" depends on BR2_USE_WCHAR select BR2_PACKAGE_GETTEXT if BR2_NEEDS_GETTEXT_IF_LOCALE help GNU diff. Compare files per line. http://www.gnu.org/software/diffutils/diffutils.html comment "diffutils requires a toolchain with WCHAR support" depends on !BR2_USE_WCHAR