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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/nexttoward.c
          +++ new/usr/src/lib/libm/common/m9x/nexttoward.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 nexttoward = __nexttoward
  32      -#endif
  33   31  
  34   32  /*
  35   33   * nexttoward(x, y) delivers the next representable number after x
  36   34   * in the direction of y.  If x and y are both zero, the result is
  37   35   * zero with the same sign as y.  If either x or y is NaN, the result
  38   36   * is NaN.
  39   37   *
  40   38   * If x != y and the result is infinite, overflow is raised; if
  41   39   * x != y and the result is subnormal or zero, underflow is raised.
  42   40   * (This is wrong, but it's what C99 apparently wants.)
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