inversion-check-version

inversion-check-version is a compiled Lisp function in `inversion.el'.

(inversion-check-version VERSION INCOMPATIBLE-VERSION MINIMUM &rest RESERVED)

Check that a given version meets the minimum requirement.
VERSION, INCOMPATIBLE-VERSION and MINIMUM are of similar format to
return entries of `inversion-decode-version', or a classic version
string. INCOMPATIBLE-VERSION can be nil.
RESERVED arguments are kept for a later use.
Return:
- nil if everything is ok.
- 'outdated if VERSION is less than MINIMUM.
- 'incompatible if VERSION is not backward compatible with MINIMUM.
- t if the check failed.