5261 libm should stop using synonyms.h

*** 24,39 ****
  /*
   * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
! #pragma weak j0f = __j0f
! #pragma weak j1f = __j1f
! #pragma weak jnf = __jnf
! #pragma weak y0f = __y0f
! #pragma weak y1f = __y1f
! #pragma weak ynf = __ynf
  
  #include "libm.h"
  #include <float.h>
  
  #if defined(__i386) && !defined(__amd64)
--- 24,39 ----
  /*
   * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
! #pragma weak __j0f = j0f
! #pragma weak __j1f = j1f
! #pragma weak __jnf = jnf
! #pragma weak __y0f = y0f
! #pragma weak __y1f = y1f
! #pragma weak __ynf = ynf
  
  #include "libm.h"
  #include <float.h>
  
  #if defined(__i386) && !defined(__amd64)