Provide 'standard interface', even if it just invokes autoreconf.
diff --git a/bootstrap.sh b/bootstrap.sh
new file mode 100755
index 0000000..db986fd
--- /dev/null
+++ b/bootstrap.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+# This file exists to document the proper way to initialize autotools,
+# and so that those used to the presence of bootstrap.sh or autogen.sh
+# will have an eaiser time.
+
+autoreconf