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

*** 25,37 ****
  /*
   * 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.
   *
--- 25,35 ----