target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}"
fi
+# Pass --with-sysroot on darwin without SDK in /
+case "${target}" in
+ x86_64-*-darwin1[3-9]*)
+ host_configargs="--with-sysroot=\"`xcrun --show-sdk-path`\" ${host_configargs}"
+ ;;
+esac
+
# Default to --enable-multilib.
if test x${enable_multilib} = x ; then
target_configargs="--enable-multilib ${target_configargs}"