~ chicken-core (chicken-5) d3b0fb81f44c334c4d56a9e590bd12c98987e3f3

commit d3b0fb81f44c334c4d56a9e590bd12c98987e3f3
Merge: 8434c5c5 0862e159
Author:     felix <felix@z.(none)>
AuthorDate: Tue Feb 22 21:51:39 2011 +0100
Commit:     felix <felix@z.(none)>
CommitDate: Tue Feb 22 21:51:39 2011 +0100

    Merge commit 'origin/expander-simplifications' into experimental