5261 libm should stop using synonyms.h

*** 34,48 ****
   * Special cases:
   *      y0(0)=y1(0)=yn(n,0) = -inf with division by zero signal;
   *      y0(-ve)=y1(-ve)=yn(n,-ve) are NaN with invalid signal.
   */
  
! #pragma weak j1l = __j1l
! #pragma weak y1l = __y1l
  
  #include "libm.h"
- #include "libm_synonyms.h"
  #include "longdouble.h"
  #include <math.h>
  #if defined(__SUNPRO_C)
  #include <sunmath.h>
  #endif
--- 34,47 ----
   * Special cases:
   *      y0(0)=y1(0)=yn(n,0) = -inf with division by zero signal;
   *      y0(-ve)=y1(-ve)=yn(n,-ve) are NaN with invalid signal.
   */
  
! #pragma weak __j1l = j1l
! #pragma weak __y1l = y1l
  
  #include "libm.h"
  #include "longdouble.h"
  #include <math.h>
  #if defined(__SUNPRO_C)
  #include <sunmath.h>
  #endif