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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>

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          --- old/usr/src/lib/libm/common/Q/exp2l.c
          +++ new/usr/src/lib/libm/common/Q/exp2l.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      -#pragma weak exp2l = __exp2l
       30 +#pragma weak __exp2l = exp2l
  31   31  
  32   32  #include "libm.h"
  33   33  #include "longdouble.h"
  34   34  
  35   35  /*
  36   36   *      exp2l(x) = 2**x = 2**((x-anint(x))+anint(x))
  37   37   *               = 2**anint(x)*2**(x-anint(x))
  38   38   *               = 2**anint(x)*exp((x-anint(x))*ln2)
  39   39   */
  40   40  
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