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Amiga Plus 2000 #4
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Amiga Plus CD - 2000 - No. 4.iso
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powerd
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LowerStr.ass
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Text File
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1999-06-23
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240 b
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16 lines
; a0 - string
xdef _LowerStr
_LowerStr move.l a0,d0 ; return value
.loop move.b (a0)+,d1
beq.s .finish
cmp.b #91,d1
bgt.s .loop
cmp.b #65,d1
blt.s .loop
add.b #32,d1
move.b d1,(-1,a0)
bra.s .loop
.finish rts ; d0 is set above