Author :
Mike Frysinger
Date :
2022-02-12 02:12:42
Hash :be55eaaa Message :m4: cache build env sanity checks
When rerunning configure in an existing build dir, cache the previous
results about environment settings. There should be no need to retest
these in a dir that has already been configured.
* m4/sanity.m4: Cache sanity results.