B3270/Environment variables

From The x3270 Wiki

Environment variables that affect the behavior of b3270.

USER
Supplies the value returned to the host for the USER NEW-ENVIRONMENT variable.
IBMAPPLID
Supplies the value returned to the host for the IBMAPPLID NEW-ENVIRONMENT user variable, which otherwise defaults to None. New in 4.3

See also

Environment variables set by b3270