../src/config/config_api.c:233:17: warning: Although the value stored to 'ret' is used in the enclosing expression, the value is never actually read from 'ret' [deadcode.DeadStores]
        while ((ret = __wt_config_next(&cparser, &ck, &cv)) == 0) {

../src/config/config_check.c:221:34: warning: Although the value stored to 'ret' is used in the enclosing expression, the value is never actually read from 'ret' [deadcode.DeadStores]
                while (found && (ret = __wt_config_next(&sparser, &v, &dummy)) == 0)

../src/session/session_api.c:481:10: warning: Although the value stored to 'ret' is used in the enclosing expression, the value is never actually read from 'ret' [deadcode.DeadStores]
    if ((ret = __wt_config_getones(