diff --git a/.Floppies/A2OSX.BUILD.po b/.Floppies/A2OSX.BUILD.po
index 9e97d176..8ecb5737 100644
Binary files a/.Floppies/A2OSX.BUILD.po and b/.Floppies/A2OSX.BUILD.po differ
diff --git a/SYS/KERNEL.S.DEV.txt b/SYS/KERNEL.S.DEV.txt
index 17ef9d88..85d56095 100644
--- a/SYS/KERNEL.S.DEV.txt
+++ b/SYS/KERNEL.S.DEV.txt
@@ -155,9 +155,18 @@ K.MKDev			jsr MEM.SPtr1PPtr2		ptr1=fd, ptr2=name
 *				sec
 .99				rts
 
-.7				lda pFD
+.7				ldy #S.FD.DEV.DRVPTR
+				lda (pFD),y
+				sta ZPPtr1
+				iny
+				lda (pFD),y
+				sta ZPPtr1+1
+				
+				ldy #IOCTL.IRQ+4
+				lda (ZPPtr1),y
 				sta IRQ.Vectors,x
-				lda pFD+1
+				iny
+				lda (ZPPtr1),y
 				sta IRQ.Vectors+1,x
 				
 .8				lda DevMgr.DevIdx
diff --git a/SYS/KERNEL.S.IRQ.txt b/SYS/KERNEL.S.IRQ.txt
index 043bc7b5..f175170b 100644
--- a/SYS/KERNEL.S.IRQ.txt
+++ b/SYS/KERNEL.S.IRQ.txt
@@ -27,10 +27,10 @@ K.IrqHAuxLC		cld
 				stx	K.IrqHAuxLC.5+1
 				sty K.IrqHAuxLC.4+1
 				
-				lda $fe					Save 2 bytes in ZP
-				pha
-				lda $ff
-				pha
+*				lda $fe					Save 2 bytes in ZP
+*				pha
+*				lda $ff
+*				pha
 				
 				lda RDPAGE2
 				pha
@@ -86,10 +86,11 @@ K.IrqHAuxLC.3	pla						Must keep Carry
 
 				sta SETPAGE2
 				
-.3				pla
-				sta $ff
-				pla
-				sta $fe
+.3				
+*				pla
+*				sta $ff
+*				pla
+*				sta $fe
 				
 				bvc K.IrqHAuxLC.4		if V, skip task switching
 
@@ -204,20 +205,11 @@ K.IrqH.DEV		ldx #0
 .1				lda IRQ.Vectors+1,x
 				beq .9
 				
-				sta $ff
-				lda IRQ.Vectors,x
-				sta $fe
-				
-				ldy #S.FD.DEV.DRVPTR
-				lda ($fe),y
-				
-				sta .10+1
-				iny
-				lda ($fe),y
 				sta .10+2
+				lda IRQ.Vectors,x
+				sta .10+1
 				
 				phx
-				ldx #IOCTL.IRQ
 .10				jsr $ffff				SELF MODIFIED
 				
 				plx
diff --git a/SYS/KERNEL.S.MATH.txt b/SYS/KERNEL.S.MATH.txt
index 6435fd0a..1a713a9c 100644
--- a/SYS/KERNEL.S.MATH.txt
+++ b/SYS/KERNEL.S.MATH.txt
@@ -198,14 +198,13 @@ MATH.DIVMOD		php
 
 .3				bvs MATH.PutARG32		DIV
 *--------------------------------------
-MATH.PutTMP32	ldy #0					MOD
-				ldx #3
+MATH.PutTMP32	ldy #3					MOD
 				
 .1				lda TMP32,y
 				sta (pStack),y
-				iny
-				dex
+				dey
 				bpl .1
+
 				rts
 *--------------------------------------
 MATH.PutNotTMP32
@@ -224,14 +223,13 @@ MATH.PutNotTMP32
 				
 				rts
 *--------------------------------------
-MATH.PutARG32	ldy #0
-				ldx #3
+MATH.PutARG32	ldy #3
 				
 .1				lda ARG32,y
 				sta (pStack),y
-				iny
-				dex
+				dey
 				bpl .1
+
 				rts
 *--------------------------------------
 MATH.PutNotARG32
@@ -250,12 +248,12 @@ MATH.PutNotARG32
 				
 				rts
 *--------------------------------------
-MATH.PopACC32	ldy #$ff
+MATH.PopACC32	ldy #0
 
-.1				iny
-				lda (pStack),y
+.1				lda (pStack),y
 				sta ACC32,y
-				cpy #3
+				iny
+				cpy #4
 				bne .1
 				
 				sta ACC32.Sign
@@ -267,12 +265,12 @@ MATH.PopACC32	ldy #$ff
 
 				rts
 *--------------------------------------
-MATH.GetARG32	ldy #$ff
+MATH.GetARG32	ldy #0
 
-.1				iny
-				lda (pStack),y
+.1				lda (pStack),y
 				sta ARG32,y
-				cpy #3
+				iny
+				cpy #4
 				bne .1
 
 				sta ARG32.Sign
diff --git a/SYS/KERNEL.S.STDIO.txt b/SYS/KERNEL.S.STDIO.txt
index 917681f3..ecd68600 100644
--- a/SYS/KERNEL.S.STDIO.txt
+++ b/SYS/KERNEL.S.STDIO.txt
@@ -204,7 +204,6 @@ K.FPutS			jsr PFT.CheckNodeA		set IO.hFD
 * CS : error, A = code from Output
 * Specifiers :
 * + %b : pull 1 byte to Print BIN 
-* + %B : pull 2 bytes to Print BIN
 * + %d : pull 1 byte unsigned DEC 0..255
 * + %D : pull 2 bytes unsigned DEC 0..65535
 * + %u : pull 4 bytes long unsigned DEC 0..4294967295
@@ -327,10 +326,16 @@ K.PrintF.1		stz PrintF.Cnt
 				lda (ZPPtr2)
 				beq .7
 
-.6				jsr K.PrintF.CheckTBL1	do we have a %x command?
-				bcs .20
+.6				ldx	#PrintFTBL1.Cnt-1	do we have a %x command?
+				
+.61				cmp PrintFTBL1,x
+				beq .62
+				dex
+				bpl	.61
+				
+				bra .20					unknown ...
 
-				jsr MEM.NextCharPtr2
+.62				jsr MEM.NextCharPtr2
 				
 				txa						yes, jmp to it!
 				asl
@@ -433,29 +438,15 @@ PrintF.LocalGetByte
 *				sec
 				rts
 *--------------------------------------
-K.PrintF.CheckTBL1
-				ldx	#PrintFTBL1.Cnt-1
-				
-.1				cmp PrintFTBL1,x
-				beq .8
-				dex
-				bpl	.1
-
-				sec						no valid letter...
-				rts
-				
-.8				clc
-				rts
-*--------------------------------------
 PrintF.ESC		jmp (.1,x)
-.1				.DA PrintF.B,PrintF.BB
+.1				.DA PrintF.B
 				.DA PrintF.D,PrintF.DD,PrintF.U
 				.DA PrintF.E,PrintF.F
 				.DA PrintF.H,PrintF.HH
 				.DA PrintF.I,PrintF.II,PrintF.L
 				.DA PrintF.S,PrintF.SS
 *--------------------------------------
-PrintFTBL1		.AS	"bBdDuefhHiILsS"
+PrintFTBL1		.AS	"bdDuefhHiILsS"
 PrintFTBL1.Cnt	.EQ *-PrintFTBL1
 PrintFTBL2		.AS	"befnrtv\%"
 PrintFTBL2.Cnt	.EQ *-PrintFTBL2
@@ -463,19 +454,10 @@ PrintFTBL2.OUT	.HS 08.1B.0C.0A.0D.09.0B		\b\e\f\n\r\t\v
 				.DA #'\'				\\
 				.DA #'%'				\%
 *--------------------------------------
-PrintF.BB		jsr PrintF.LocalGetByte
-				bcs PrintF.B.RTS
-				pha
-				jsr PrintF.B
-				plx
-				bcs PrintF.B.RTS
-				txa
-				bra PrintF.B.1
-*--------------------------------------
 PrintF.B		jsr PrintF.LocalGetByte
 				bcs PrintF.B.RTS
 				
-PrintF.B.1		ldy #8
+				ldy #8
 
 .1				asl
 				pha
diff --git a/SYS/KERNEL.S.TIME.txt b/SYS/KERNEL.S.TIME.txt
index 3aaf142f..5a432d27 100644
--- a/SYS/KERNEL.S.TIME.txt
+++ b/SYS/KERNEL.S.TIME.txt
@@ -40,7 +40,7 @@ K.Time			>PUSHYA
 * ## RETURN VALUE
 *\--------------------------------------
 K.PTime2Time	jsr MEM.SPtr1PPtr2
-TIME.PTime2TimeP1P2				
+
 				ldy #1
 				lda (ZPPtr1),y			Get Year
 				lsr						C is high bit of month
@@ -403,37 +403,46 @@ K.StrFTime.JMP	.DA K.StrFTime.A
 				.DA K.StrFTime.Y
 				.DA K.StrFTime.YY
 *--------------------------------------
-K.StrFTime.A	ldx #3					Short day of week, 3 chars...
-				.HS	2C					Bit abs				
+K.StrFTime.A	sec						Short day of week, 3 chars...
+				.HS	90					BCC
 				 
-K.StrFTime.AA	ldx #15					full DoW
-				>LDYAI K.StrFTime.DAY
-				>STYA ZPPtr4		
+K.StrFTime.AA	clc					full DoW
+				
+				lda #K.StrFTime.DAY
+				ldx /K.StrFTime.DAY	
 				ldy #S.Time.WDAY
 				bra K.StrFTime.STR
 				
-K.StrFTime.B	ldx #3					Short Month, 3 chars....
-				.HS	2C					Bit abs
+K.StrFTime.B	sec						Short Month, 3 chars....
+				.HS	90					BCC
 				
-K.StrFTime.BB	ldx #15					full Month....
-				>LDYAI K.StrFTime.MON
-				>STYA ZPPtr4		
+K.StrFTime.BB	clc						full Month....
+				
+				lda #K.StrFTime.MON
+				ldx /K.StrFTime.MON
 				ldy #S.Time.MONTH
 				
-K.StrFTime.STR	lda (ZPPtr3),y 			get required S.Time field value
-				tay
-				beq .9					Illegal value
+K.StrFTime.STR	sta ZPPtr4
+				stx ZPPtr4+1
+
+				ldx #15
+				bcc .10
+				ldx #3
 				
-.1				dey						range 0..x
-				beq .2
-				lda (ZPPtr4)
+.10				lda (ZPPtr3),y 			get required S.Time field value
+
+				tay
+				beq .2					Illegal value, print ???
+				
+.1				lda (ZPPtr4)
 				sec
 				adc ZPPtr4
 				sta ZPPtr4
-				bcc .1
+				bcc .11
 				inc ZPPtr4+1
-				bra .1
 				
+.11				dey
+				bne .1
 .2
 *				ldy #0					Y is already 0
 
@@ -446,14 +455,8 @@ K.StrFTime.STR	lda (ZPPtr3),y 			get required S.Time field value
 				
 				dex
 				bne .3
+
 .8				rts
-				
-.9				ldx #3
-				lda #'?'
-.99				jsr MEM.PutCharPtr1
-				dex
-				bne .99
-				rts
 *--------------------------------------
 K.StrFTime.II	ldy #S.Time.HOUR
 				lda (ZPPtr3),y
@@ -503,7 +506,8 @@ K.StrFTime.addDecA
 				lda A2osX.NumStrBuf+1
 				jmp MEM.PutCharPtr1
 *--------------------------------------
-K.StrFTime.DAY	>PSTR "Monday"
+K.StrFTime.DAY	>PSTR "???"
+				>PSTR "Monday"
 				>PSTR "Tuesday"
 				>PSTR "Wednesday"
 				>PSTR "Thursday"
@@ -511,7 +515,8 @@ K.StrFTime.DAY	>PSTR "Monday"
 				>PSTR "Saturday"
 				>PSTR "Sunday"
 *--------------------------------------
-K.StrFTime.MON	>PSTR "January"
+K.StrFTime.MON	>PSTR "???"
+				>PSTR "January"
 				>PSTR "February"
 				>PSTR "March"
 				>PSTR "April"