all-target-fastjar: maybe-all-target-zlib
configure-target-libgo: maybe-configure-target-libffi
configure-target-libgo: maybe-all-target-libstdc++-v3
+all-target-libgo: maybe-all-target-libbacktrace
all-target-libgo: maybe-all-target-libffi
configure-target-libjava: maybe-configure-target-zlib
configure-target-libjava: maybe-configure-target-boehm-gc