5262 libm needs to be carefully unifdef'd
5268 libm doesn't need to hide symbols which are already local

@@ -25,13 +25,11 @@
 /*
  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
-#if defined(ELFOBJ)
 #pragma weak fdim = __fdim
-#endif
 
 /*
  * fdim(x,y) returns x - y if x > y, +0 if x <= y, and NaN if x and
  * y are unordered.
  *