5261 libm should stop using synonyms.h

*** 25,45 ****
  /*
   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
- #include "libm_synonyms.h"
  #include "libm_inlines.h"
  
  #ifdef __RESTRICT
  #define restrict _Restrict
  #else
  #define restrict
  #endif
  
- #define sqrt __sqrt
- 
  extern double sqrt(double);
  
  void
  __vhypotf(int n, float * restrict x, int stridex, float * restrict y,
          int stridey, float * restrict z, int stridez)
--- 25,42 ----