Authors: Alexandre Julliard <julliard@codeweavers.com> (for Corel), Albert den Haan <albertd@corel.com>
Added syslevel locking for GDI operations.
Propagate the changes through the graphics code.

diff --git a/graphics/win16drv/objects.c b/graphics/win16drv/objects.c
index e21fb31..21d77f7 100644
--- a/graphics/win16drv/objects.c
+++ b/graphics/win16drv/objects.c
@@ -54,6 +54,6 @@
 	ret = (HGDIOBJ16)SelectClipRgn16( dc->hSelf, handle );
 	break;
     }
-    GDI_HEAP_UNLOCK( handle );
+    GDI_ReleaseObj( handle );
     return ret;
 }