-# Check if the OS can hard-link symlinks or not.
-# (Note: the link we check MUST NOT point to a valid file!)
-ln -s no-such-dir "$to2dir"
-if ln "$to2dir" "$to2dir.test" 2>/dev/null; then
+# Check if rsync is set to hard-link symlinks.
+if egrep '^#define CAN_HARDLINK_SYMLINK 1' config.h >/dev/null; then