8. Special Variables
There are three special variables:
8.1. SIGL
holds the line number of the instruction that was last executed before control of program was transferred to another place. This can be caused by a SIGNAL instruction, a CALL instruction or a trapped error condition.
8.2. RC
is set to the errorlevel (return-code) after execution of every command (to host).
8.3. RESULT
is set by a RETURN instruction in a CALLed procedure.