5261 libm should stop using synonyms.h
5298 fabs is 0-sized, confuses dis(1) and others
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Approved by: Gordon Ross <gwr@nexenta.com>

*** 56,66 ****
   *
   * Accuracy:
   *      computer TRIG(x) returns trig(x) nearly rounded.
   */
  
! #pragma weak tanl = __tanl
  
  #include "libm.h"
  #include "longdouble.h"
  
  long double
--- 56,66 ----
   *
   * Accuracy:
   *      computer TRIG(x) returns trig(x) nearly rounded.
   */
  
! #pragma weak __tanl = tanl
  
  #include "libm.h"
  #include "longdouble.h"
  
  long double