--- a/Integer.st	Thu Mar 10 16:46:30 2016 +0100
+++ b/Integer.st	Thu Mar 10 17:17:37 2016 +0100
@@ -14,17 +14,17 @@
 "{ NameSpace: Smalltalk }"
 
 Number subclass:#Integer
-        instanceVariableNames:''
-        classVariableNames:'BCDConversionErrorSignal PrimeCache'
-        poolDictionaries:''
-        category:'Magnitude-Numbers'
+	instanceVariableNames:''
+	classVariableNames:'BCDConversionErrorSignal PrimeCache'
+	poolDictionaries:''
+	category:'Magnitude-Numbers'
 !
 
 Object subclass:#ModuloNumber
-        instanceVariableNames:'modulus reciprocal shift'
-        classVariableNames:''
-        poolDictionaries:''
-        privateIn:Integer
+	instanceVariableNames:'modulus reciprocal shift'
+	classVariableNames:''
+	poolDictionaries:''
+	privateIn:Integer
 !
 
 !Integer class methodsFor:'documentation'!
@@ -108,8 +108,8 @@
         unsigned INT val;
 
         if ((unsigned)idx < __stringSize(aString)) {
-            extern int atoi();
-            extern long atol();
+	    extern int atoi();
+	    extern long atol();
 
             val = atol(cp + idx);
             if (val <= _MAX_INT) {
@@ -1448,6 +1448,7 @@
     "
 ! !
 
+
 !Integer methodsFor:'bcd conversion'!
 
 decodeFromBCD
@@ -2383,6 +2384,7 @@
 !
 
 digitByteLength
+    <resource: #obsolete>
     "return the number bytes required for a 2's complement
      binary representation of this Integer."