Use ifdefs in linker file

asm/bossDoor.s

@@ -591,11 +591,7 @@ sub_0808C650: @ 0x0808C650
 	movs r0, #0
 	b _0808C674
 	.align 2, 0
-.ifdef DEMO
-_0808C66C: .4byte gUnk_02036BB0
-.else
 _0808C66C: .4byte gUnk_02036BB8
-.endif
 _0808C670:
 	ldr r1, _0808C678 @ =gUnk_02036BB8
 	movs r0, #1
@@ -603,11 +599,7 @@ _0808C674:
 	str r0, [r1]
 	pop {r4, pc}
 	.align 2, 0
-.ifdef DEMO
-_0808C678: .4byte gUnk_02036BB0
-.else
 _0808C678: .4byte gUnk_02036BB8
-.endif
 
 	thumb_func_start sub_0808C67C
 sub_0808C67C: @ 0x0808C67C
@@ -615,11 +607,7 @@ sub_0808C67C: @ 0x0808C67C
 	ldr r0, [r0]
 	bx lr
 	.align 2, 0
-.ifdef DEMO
-_0808C684: .4byte gUnk_02036BB0
-.else
 _0808C684: .4byte gUnk_02036BB8
-.endif
 
 	thumb_func_start sub_0808C688
 sub_0808C688: @ 0x0808C688
@@ -630,8 +618,4 @@ sub_0808C688: @ 0x0808C688
 	str r0, [r1]
 	pop {pc}
 	.align 2, 0
-.ifdef DEMO
-_0808C698: .4byte gUnk_02036BB0
-.else
 _0808C698: .4byte gUnk_02036BB8
-.endif

asm/code_080AD90C.s

@@ -140,11 +140,7 @@ sub_080ADA04: @ 0x080ADA04
 	bl _call_via_r2
 	pop {pc}
 	.align 2, 0
-.ifdef EU
-_080ADA10: .4byte gUnk_030065C8
-.else
 _080ADA10: .4byte gUnk_0300659C
-.endif
 
 	thumb_func_start sub_080ADA14
 sub_080ADA14: @ 0x080ADA14

asm/intr.s

@@ -590,11 +590,7 @@ _080B20E0:
 	b _080B20E0
 	.align 2, 0
 _080B20E4: .4byte 0x0000208C
-.ifdef EU
-_080B20E8: .4byte gUnk_030069AC
-.else
 _080B20E8: .4byte gUnk_030067E4
-.endif
 
 	arm_func_start sub_080B20EC
 sub_080B20EC: @ 0x080B20EC

asm/object3A.s

@@ -223,11 +223,7 @@ _0808C828:
 	bl sub_0801E49C
 	pop {r4, r5, r6, pc}
 	.align 2, 0
-.ifdef DEMO
-_0808C83C: .4byte gUnk_02036BB0
-.else
 _0808C83C: .4byte gUnk_02036BB8
-.endif
 
 	thumb_func_start sub_0808C840
 sub_0808C840: @ 0x0808C840