Removed unnecessary variable

git-svn-id: https://svn.inf.ethz.ch/svn/lecturers/a2/trunk@6398 8c9fc860-2736-0410-a75d-ab315db34111

source/RPI.Environment.Mod

@@ -14,7 +14,6 @@ VAR uartInterruptInstalled := 0: SIZE;
 VAR timerInterruptInstalled := 0: SIZE;
 VAR uartInterrupt: Interrupts.Interrupt;
 VAR previousTimerHandler := NIL: CPU.InterruptHandler;
-VAR name- EXTERN "_environment": ARRAY MAX (SIZE) OF CHAR;
 
 PROCEDURE {NORETURN} Abort-;
 BEGIN {UNCOOPERATIVE, UNCHECKED}