Bump trunk to 3.3 alpha 0.
diff --git a/configure.in b/configure.in
index 6f4ffa5..2d4b200 100644
--- a/configure.in
+++ b/configure.in
@@ -3,7 +3,7 @@
 dnl ***********************************************
 
 # Set VERSION so we only need to edit in one place (i.e., here)
-m4_define(PYTHON_VERSION, 3.2)
+m4_define(PYTHON_VERSION, 3.3)
 
 dnl Some m4 magic to ensure that the configure script is generated
 dnl by the correct autoconf version.