IFCMD – Default step to consider for command return code checking

The @CMD function is used to check the return code of a previous command. If the command label is not specified, the default command to check is determined by this OPTIONS keyword.

LAST_RC
Refers to the immediately preceding command.
LAST_XRC
Refers to the last command that was run and was not flushed. This is the default.
MAX_RC
Refers to the command that issued the maximum return code.
MAX_RESP
Refers to the command that issued the maximum response code.