@c `Extending' was born 2003-04-23 with git commit c08f6e8...
@macro copyrightDeclare
-Copyright @copyright{} 2003--2009 by the authors.
+Copyright @copyright{} 2003--2014 by the authors.
@end macro
@set FDL
@contents
+@allowcodebreaks false
@include extending/scheme-tutorial.itely
@include extending/programming-interface.itely