+ define the assembler reader always explicitly

git-svn-id: trunk@3882 -

compiler/globals.pas

@@ -1589,6 +1589,7 @@ end;
 {$UNDEF AMIGASHELL}
 
 {$ifdef CPUI386}
+{$asmmode att}
   {$define HASSETFPUEXCEPTIONMASK}
       { later, this should be replaced by the math unit }
       const