diff -up aplus-fsf-4.22/src/MSTypes/MSFloat.C.gcc44 aplus-fsf-4.22/src/MSTypes/MSFloat.C
--- aplus-fsf-4.22/src/MSTypes/MSFloat.C.gcc44	2008-03-27 20:10:29.000000000 +0100
+++ aplus-fsf-4.22/src/MSTypes/MSFloat.C	2009-03-10 21:07:07.000000000 +0100
@@ -112,6 +112,8 @@ const MSSymbol& MSFloat::symbol(void)   
 MSError::ErrorStatus MSFloat::internalSet(const char *pString_)
 {
   char	*np,buf[512];
+
+  char *xp = const_cast<char *>(pString_);
   
   _real=0.0;
   _flags=MSFloat::Set; // clear the Valid bit, i.e. isValid==MSFalse
@@ -120,15 +122,15 @@ MSError::ErrorStatus MSFloat::internalSe
    { _real=0.0; setToValid(); return (MSError::MSSuccess); }
   else if (strncmp(pString_,"NaN",3)==0) 
    { _real=0.0; return (MSError::MSSuccess); }
-  else if ((np=strchr(pString_,'.'))&&(strchr(++np,'.')))
+  else if ((np=strchr(xp,'.'))&&(strchr(++np,'.')))
    { return (MSError::BadReal); } // Disallow more than one decimal point
-  else if ((np=strchr(pString_,'.'))&&(strchr(++np,','))) 
+  else if ((np=strchr(xp,'.'))&&(strchr(++np,','))) 
    { return (MSError::BadReal); } // Disallow commas after the decimal point
   else if (*pString_==',') 
    { return (MSError::BadReal); } // Disallow leading commas
   
   // Make sure we don't save too many characters after the decimal
-  char *decimal=strchr(pString_,'.');
+  char *decimal=strchr(xp,'.');
   if ((decimal!=0)&&(strlen(decimal+1)>MSRealMaximumLength))
    { return (MSError::IntTooBig); }
   strcpy(buf,pString_);
diff -up aplus-fsf-4.22/src/MSTypes/MSUtil.C.gcc44 aplus-fsf-4.22/src/MSTypes/MSUtil.C
--- aplus-fsf-4.22/src/MSTypes/MSUtil.C.gcc44	2008-03-27 20:10:34.000000000 +0100
+++ aplus-fsf-4.22/src/MSTypes/MSUtil.C	2009-03-10 21:08:17.000000000 +0100
@@ -26,8 +26,10 @@ void MSUtil::comma(const char *fromBuffe
 {
   int places,len,i,j;
   char *cp;
+
+  char *xp = const_cast<char *>(fromBuffer_);
   
-  if ((cp=strchr(fromBuffer_,'.'))!=NULL)
+  if ((cp=strchr(xp,'.'))!=NULL)
    {
      places=cp-fromBuffer_;
      for (i=0,j=0,len=strlen(fromBuffer_); j<=len&&i<(size_-1); j++,i++)