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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>
5262 libm needs to be carefully unifdef'd
5268 libm doesn't need to hide symbols which are already local
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Reviewed by: Igor Kozhukhov <ikozhukhov@gmail.com>
Reviewed by: Gordon Ross <gwr@nexenta.com>
Approved by: Gordon Ross <gwr@nexenta.com>

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          --- old/usr/src/lib/libm/common/m9x/nearbyint.c
          +++ new/usr/src/lib/libm/common/m9x/nearbyint.c
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  20   20   */
  21   21  
  22   22  /*
  23   23   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  24   24   */
  25   25  /*
  26   26   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27   27   * Use is subject to license terms.
  28   28   */
  29   29  
  30      -#if defined(ELFOBJ)
  31   30  #pragma weak nearbyint = __nearbyint
  32      -#endif
  33   31  
  34   32  /*
  35   33   * nearbyint(x) returns the nearest fp integer to x in the direction
  36   34   * corresponding to the current rounding direction without raising
  37   35   * the inexact exception.
  38   36   *
  39   37   * nearbyint(x) is x unchanged if x is +/-0 or +/-inf.  If x is NaN,
  40   38   * nearbyint(x) is also NaN.
  41   39   */
  42   40  
  43   41  #include "libm.h"
  44      -#include "fenv_synonyms.h"
  45   42  #include <fenv.h>
  46   43  
  47   44  double
  48   45  __nearbyint(double x) {
  49   46          union {
  50   47                  unsigned i[2];
  51   48                  double d;
  52   49          } xx;
  53   50          unsigned hx, sx, i, frac;
  54   51          int rm, j;
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