diff --git a/include/appl2std.a02 b/include/appl2std.a02
index 390b60d..c4b40bf 100644
--- a/include/appl2std.a02
+++ b/include/appl2std.a02
@@ -6,7 +6,7 @@ ESCKEY  EQU $1B     ;Escape/Stop Key      (Escape)
 RTNKEY  EQU $0D     ;Return/Enter Key     (Return)
 
 ;Zero Page Variables (*=System Variable)
-DSTLO   EQU $06     ;Destination String Pointer (string.a02)
+DSTLO   EQU $06     ;Destination String/Array Pointer
 DSTHI   EQU $07
 BLKLO   EQU $08     ;Block Segment Pointer (block.a02)
 BLKHI   EQU $09
@@ -16,14 +16,16 @@ RANDOM  EQU $1F     ;Random Number
 INVFLG  EQU $32     ;*Inverse Flag: $3F=Blinking, $7F=Inverse, $FF=Normal 
 RDSEED  EQU $4E     ;O/S Random Number Low Byte
 ;       EQU $4F     ;O/S Random Number High Byte
-SRCLO   EQU $71     ;Source String Pointer (stdio.a02)
+SRCLO   EQU $71     ;Source String/Array Pointer
 SRCHI   EQU $72
 ;           $E3     ;Unused
 BLKSLO  EQU $EB     ;Block Start Address
-BLKSHI  EQU $ED
+BLKSHI  EQU $EC
 BLKELO  EQU $ED     ;Block End Address
 BLKEHI  EQU $EE
 BLKLEN  EQU $EF     ;Block Segment Length    
+BFRLO   EQU $FA     ;Work Buffer Pointer
+BFRHI   EQU $FB
 TEMP0   EQU $FC     ;Temporary Storage
 TEMP1   EQU $FD
 TEMP2   EQU $FE
diff --git a/include/appl2std.h02 b/include/appl2std.h02
index 9d5fbdd..b72901a 100644
--- a/include/appl2std.h02
+++ b/include/appl2std.h02
@@ -5,6 +5,7 @@
 /* Standard Library Variables */
 char srclo,srchi;   //Source String Pointer for Library Functions
 char dstlo,dsthi;   //Destination String Pointer for Library Functions
+char bfrlo,bfrhi; //Buffer Pointer for Library Functions
 char blklo,blkhi;   //Block Segment Pointer
 char ptrlo,ptrhi;   //System Pointer
 
diff --git a/include/apple1.a02 b/include/apple1.a02
index 3afd8ff..ea8a367 100644
--- a/include/apple1.a02
+++ b/include/apple1.a02
@@ -21,10 +21,12 @@ SRCLO   EQU $30     ;Source String Pointer (stdio.a02)
 SRCHI   EQU $31
 DSTLO   EQU $32     ;Destination String Pointer (string.a02)
 DSTHI   EQU $33
-BLKLO   EQU $34     ;Block Segment Pointer (block.a02)
-BLKHI   EQU $35
-STKLO   EQU $35     ;System Pointer (pointer.a02)
-STKHI   EQU $36
+DSTLO   EQU $34     ;Destination String Pointer (string.a02)
+DSTHI   EQU $35
+BLKLO   EQU $36     ;Block Segment Pointer (block.a02)
+BLKHI   EQU $37
+STKLO   EQU $38     ;System Pointer (pointer.a02)
+STKHI   EQU $39
 
 RDSEED  EQU $3E     ;Pseudo-RANDOM Seed
 RANDOM  EQU $3F     ;Pseudo-RANDOM Number Storage
diff --git a/include/apple2.a02 b/include/apple2.a02
index b63cfbb..d08ef82 100644
--- a/include/apple2.a02
+++ b/include/apple2.a02
@@ -22,6 +22,8 @@ BLKSHI  EQU $ED
 BLKELO  EQU $ED     ;Block End Address
 BLKEHI  EQU $EE
 BLKLEN  EQU $EF     ;Block Segment Length    
+BFRLO   EQU $FA     ;Work Buffer Pointer
+BFRHI   EQU $FB
 TEMP0   EQU $FC     ;Temporary Storage
 TEMP1   EQU $FD
 TEMP2   EQU $FE
diff --git a/include/apple2.h02 b/include/apple2.h02
index 6b3a343..a0fce9f 100644
--- a/include/apple2.h02
+++ b/include/apple2.h02
@@ -8,6 +8,7 @@
 /* Standard Library Pointers */
 char srclo,srchi;   //Source String Pointer for Library Functions
 char dstlo,dsthi;   //Destination String Pointer for Library Functions
+char bfrlo,bfrhi; //Buffer Pointer for Library Functions
 char blklo,blkhi;   //Block Segment Pointer
 char stklo,stkhi;   //System Pointer