Replaced static with automatic variable.
diff --git a/contiki-apple2/lib/crt0.S b/contiki-apple2/lib/crt0.S
index a6d504a..acf5533 100644
--- a/contiki-apple2/lib/crt0.S
+++ b/contiki-apple2/lib/crt0.S
@@ -97,7 +97,7 @@
 ; Switch in $2000-$3FFF from aux memory
 
 	lda	$C018		; 80Store ?
-	sta	save80
+	pha
 	sta	$C001		; 80Store On
 	
 	bit	$C055		; Page2
@@ -112,7 +112,7 @@
 	bit	$C056		; LoRes
 	bit	$C054		; Page1
 	
-	lda	save80
+	pla
 	bmi	:+
 	sta	$C000		; 80Store Off
 
@@ -552,8 +552,6 @@
 
 .ifdef  __APPLE2ENH__
 
-save80:	.res	1
-
 intrpt: .byte   $02		; Parameter count
 	.byte   $00		; Interrupt number
 	.addr   irq		; Interrupt handler