Merged from MOODLE_19_STABLE
/**
* This internal function sets and returns the proper value for $CFG->dbfamily based on $CFG->dbtype
- * It's called by configure_dbconnection() and at install time. Shouldn't be used
+ * It's called by preconfigure_dbconnection() and at install time. Shouldn't be used
* in other places. Code should rely on dbfamily to perform conditional execution
* instead of using dbtype directly. This allows quicker adoption of different
* drivers going against the same DB backend.