https://stuff.mit.edu/afs/sipb/project/sandbox/golem/db-3.0.55/docs/api_c/env_open.html
include <db.h>
int DBENV->open(DB_ENV *, char *db_home, char ......
Reference: https://cloudlinux.zendesk.com/hc/en-us/articles/115004075294-Fix-rpmdb-Thread-died-in-Berkeley-DB-library[installadmin@dnafexpapp003 ~]$ y ......