diff --git a/.Floppies/A2OSX.BUILD.po b/.Floppies/A2OSX.BUILD.po
index 26c679ee..8796c5fe 100644
Binary files a/.Floppies/A2OSX.BUILD.po and b/.Floppies/A2OSX.BUILD.po differ
diff --git a/SYS/KERNEL.S.IO.txt b/SYS/KERNEL.S.IO.txt
index 24e88475..feaecc71 100644
--- a/SYS/KERNEL.S.IO.txt
+++ b/SYS/KERNEL.S.IO.txt
@@ -29,12 +29,12 @@ K.Open			jsr PFT.YAToMLIPATH
 				stz K.Open.AUXTYPE
 				stz K.Open.AUXTYPE+1
 				
-IO.Open.I		ldx #5					$/DEV/ 
+IO.Open.I		ldx #5					/DEV/ 
 				cpx K.MLI.PATH
 				bcs IO.OPEN.REG			
 				
 .1				lda K.MLI.PATH,x
-				cmp IO.DEVDIR,x
+				cmp IO.DEVDIR-1,x
 				bne IO.OPEN.REG
 				dex
 				bne .1
@@ -855,7 +855,7 @@ IO.MLIOPEN		>LDYAI 1024				get a ProDOS IOBUF
 *				clc				
 .9				rts
 *--------------------------------------
-IO.DEVDIR		.DA #5					>PSTR "/DEV/"
+IO.DEVDIR		.EQ *					>PSTR "/DEV/"
 *--------------------------------------
 STAT.FIFO		.AS "/DEV/FIFO"
 *--------------------------------------
diff --git a/SYS/KERNEL.S.MATH.txt b/SYS/KERNEL.S.MATH.txt
index c5530c90..a4e4df70 100644
--- a/SYS/KERNEL.S.MATH.txt
+++ b/SYS/KERNEL.S.MATH.txt
@@ -426,10 +426,7 @@ MATH.ACC322STR10
 
 				ldx #32					let's roll 32 bits
 				
-.3				asl ACC32
-				rol ACC32+1
-				rol ACC32+2
-				rol ACC32+3
+.3				jsr MATH.ACC32.T2
 
 				ldy #4
 				
diff --git a/SYS/KERNEL.S.MEM.txt b/SYS/KERNEL.S.MEM.txt
index b2384f7e..dbc6e172 100644
--- a/SYS/KERNEL.S.MEM.txt
+++ b/SYS/KERNEL.S.MEM.txt
@@ -750,6 +750,10 @@ MEM.AddYToPtr2	clc
 				inc ZPPtr2+1
 .8				rts
 *--------------------------------------
+MEM.GetCharPtr2	lda (ZPPtr2)
+				bne MEM.NextCharPtr2
+				rts
+
 MEM.PutCharPtr2	sta (ZPPtr2)
 MEM.NextCharPtr2
 				inc ZPPtr2
diff --git a/SYS/KERNEL.S.STDIO.txt b/SYS/KERNEL.S.STDIO.txt
index 3fd095c2..e162d691 100644
--- a/SYS/KERNEL.S.STDIO.txt
+++ b/SYS/KERNEL.S.STDIO.txt
@@ -243,10 +243,10 @@ PrintF.hFILE	.BS 1
 *--------------------------------------
 K.PrintF.GetFormat
 				lda (pStack)
-				sta ZPPtr1
+				sta ZPPtr2
 				ldy #1
 				lda (pStack),y
-				sta ZPPtr1+1
+				sta ZPPtr2+1
 				
 				lda pStack
 				inc
@@ -264,7 +264,7 @@ K.FPrintF		sta PrintF.hFILE
 				jsr K.PrintF.GetFormat
 				bra K.PrintF.0
 
-K.PrintF		>STYA ZPPtr1			format
+K.PrintF		>STYA ZPPtr2			format
 
 				lda pStack
 				sta pLocal
@@ -281,7 +281,7 @@ K.PrintF.1		stz PrintF.Cnt
 
 				stz PrintF.GetByte+1
 	
-.1				jsr MEM.GetCharPtr1
+.1				jsr MEM.GetCharPtr2
 				bne .22
 				jmp .8					end of format..
 
@@ -293,7 +293,7 @@ K.PrintF.1		stz PrintF.Cnt
 				
 				ldy #0
 				
-.2				lda (ZPPtr1),y
+.2				lda (ZPPtr2),y
 				beq .7					end of line... print % and exit
 				iny
 				
@@ -334,13 +334,13 @@ K.PrintF.1		stz PrintF.Cnt
 				adc K.PrintF.PadL
 				sta K.PrintF.PadL
 				
-				lda (ZPPtr1),y			we have 2 digits, must get a letter, now
+				lda (ZPPtr2),y			we have 2 digits, must get a letter, now
 				beq .7
 				iny
 				jsr K.PrintF.CheckTBL1
 				bcs .7					abort and print %
 
-.6				jsr MEM.AddYToPtr1		skip all processed chars
+.6				jsr MEM.AddYToPtr2		skip all processed chars
 
 				txa
 				asl
@@ -355,7 +355,7 @@ K.PrintF.1		stz PrintF.Cnt
 .10				cmp #'\'
 				bne .20
 				
-				jsr MEM.GetCharPtr1
+				jsr MEM.GetCharPtr2
 				beq .99
 				
 				ldx	#PrintFTBL2.Cnt-1
@@ -367,14 +367,11 @@ K.PrintF.1		stz PrintF.Cnt
 
 				cmp #'x'
 				bne .1
-				
-				>LDYA ZPPtr1
-				>STYA ZPPtr2
 
 				jsr MATH.Hex2ACC32
 				bcs .99
 				
-				jsr MEM.AddYToPtr1
+				jsr MEM.AddYToPtr2
 				
 .14				lda ACC32
 				bra .20
@@ -591,13 +588,13 @@ PrintF.SS		ldy #$00				PSTR
 
 				jsr PrintF.GetByte
 				bcs .9
-				sta ZPPtr2
+				sta ZPPtr1
 				
 				jsr PrintF.GetByte
 				bcs .9
-				sta ZPPtr2+1
+				sta ZPPtr1+1
 			
-				lda (ZPPtr2)			if CSTR:last char=0, if PSTR:len=0
+				lda (ZPPtr1)			if CSTR:last char=0, if PSTR:len=0
 				beq .8
 				
 				sty .1+1
@@ -606,12 +603,12 @@ PrintF.SS		ldy #$00				PSTR
 				bne .11					CSTR
 				
 				tya						PSTR
-				cmp (ZPPtr2)			len check
+				cmp (ZPPtr1)			len check
 				beq .2
 				
 .11				iny
 				
-				lda	(ZPPtr2),y
+				lda	(ZPPtr1),y
 				beq .2
 		
 				jsr PrintF.COut
@@ -661,7 +658,7 @@ PrintF.H.1		tay
 				and #$0F
 *--------------------------------------
 PrintF.COutHex	ora #$30
-				cmp #$3A
+				cmp #'9'+1
 				bcc PrintF.COut
 				adc #6
 *--------------------------------------