Add an autogen.sh.

diff --git a/autogen.sh b/autogen.sh
new file mode 100755 (executable)
index 0000000..76fa304
--- /dev/null
+++ b/autogen.sh
@@ -0,0 +1,4 @@
+# Regenerate the junk that autotools wants to have around.
+aclocal
+automake --foreign --add-missing
+autoconf