}
[ "$NEXT_BUILD_DIR" ] && build_dir="$NEXT_BUILD_DIR"
[ "$NEXT_GCC_VERSION" ] && gcc_version="$NEXT_GCC_VERSION"
+gcc_ppc_version=$gcc_version
+[ "$NEXT_GCC_PPC_VERSION" ] && gcc_ppc_version="$NEXT_GCC_PPC_VERSION"
+gcc_ppcle_version=$gcc_ppc_version
+[ "$NEXT_GCC_PPCLE_VERSION" ] && gcc_ppcle_version="$NEXT_GCC_PPCLE_VERSION"
[ "$NEXT_J_FACTOR" ] && j_factor="$NEXT_J_FACTOR"
[ -n "$1" ] && {