oops, revert direct commit in r31131, it was supposed to go to trunk, sorry

git-svn-id: branches/fixes_3_0@31133 -

rtl/powerpc/powerpc.inc

@@ -18,9 +18,7 @@
  **********************************************************************}
 
 {$IFNDEF LINUX}
-{$IFNDEF MORPHOS}
     {$DEFINE USE_DCBZ}
-{$ENDIF MORPHOS}
 {$ENDIF LINUX}
 
 {****************************************************************************