Re: CHICKEN version dependent expansion

[Lassi Kortela]

> > #;1> (cond-expand (chicken-5 'a) (chicken 'b) (else 'c))
> > a
> This only seems to let me differentiate between major versions and not minor 
> versions, am I correct? I would need to decide based on minor versions.

#;2> (cond-expand (chicken-5.3 'a) (else 'b))
a

To find these, I used the r7rs egg (since the r7rs standard mandates a 
`features` procedure).

$ chicken-install r7rs
$ csi -R r7rs
#;1> (features)
(r7rs srfi-13 srfi-14 ...)