* fix libz DLL name for OS/2

git-svn-id: trunk@29524 -

packages/zlib/src/zlib.pp

@@ -24,7 +24,9 @@ const
   {$ifdef windows}
     libz='zlib1';
   {$else windows}
+   {$IFDEF OS2}
     libz='z';
+   {$ENDIF OS2}
   {$endif windows}
 {$endif}