@section A Simple Example of a Macro
Suppose we would like to define a Lisp construct to increment a
-variable value, much like the @code{++} operator in C. We would like to
+variable value, much like the @code{++} operator in C@. We would like to
write @code{(inc x)} and have the effect of @code{(setq x (1+ x))}.
Here's a macro definition that does the job: