diff -urNp a/snmplib/transports/snmpTLSBaseDomain.c b/snmplib/transports/snmpTLSBaseDomain.c
--- a/snmplib/transports/snmpTLSBaseDomain.c	2021-09-15 07:55:39.784900445 +0200
+++ b/snmplib/transports/snmpTLSBaseDomain.c	2021-10-04 15:35:48.157385970 +0200
@@ -54,17 +54,6 @@ netsnmp_feature_require(cert_util);
 
 int openssl_local_index;
 
-#ifndef HAVE_ERR_GET_ERROR_ALL
-/* A backport of the OpenSSL 1.1.1e ERR_get_error_all() function. */
-static unsigned long ERR_get_error_all(const char **file, int *line,
-                                       const char **func,
-                                       const char **data, int *flags)
-{
-    *func = NULL;
-    return ERR_get_error_line_data(file, line, data, flags);
-}
-#endif
-
 /* this is called during negotiation */
 int verify_callback(int ok, X509_STORE_CTX *ctx) {
     int err, depth;
@@ -1187,27 +1176,6 @@ void _openssl_log_error(int rc, SSL *con
                  ERR_reason_error_string(ERR_get_error()));
 
     }
-
-    /* other errors */
-    while ((numerical_reason =
-            ERR_get_error_all(&file, &line, &func, &data, &flags)) != 0) {
-        snmp_log(LOG_ERR, "%s (file %s, func %s, line %d)\n",
-                 ERR_error_string(numerical_reason, NULL), file, func, line);
-
-        /* if we have a text translation: */
-        if (data && (flags & ERR_TXT_STRING)) {
-            snmp_log(LOG_ERR, "  Textual Error: %s\n", data);
-            /*
-             * per openssl man page: If it has been allocated by
-             * OPENSSL_malloc(), *flags&ERR_TXT_MALLOCED is true.
-             *
-             * arggh... stupid openssl prototype for ERR_get_error_line_data
-             * wants a const char **, but returns something that we might
-             * need to free??
-             */
-            if (flags & ERR_TXT_MALLOCED)
-                OPENSSL_free(NETSNMP_REMOVE_CONST(void *, data));        }
-    }
     
     snmp_log(LOG_ERR, "---- End of OpenSSL Errors ----\n");
 }