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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/scalblnl.c
          +++ new/usr/src/lib/libm/common/m9x/scalblnl.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      -#pragma weak scalblnl = __scalblnl
  32      -#endif
       30 +#pragma weak __scalblnl = scalblnl
  33   31  
  34   32  #include "libm.h"
  35   33  #include <float.h>              /* LDBL_MAX, LDBL_MIN */
  36   34  
  37   35  #if defined(__sparc)
  38   36  #define XSET_EXP(k, x)  ((int *) &x)[0] = (((int *) &x)[0] & ~0x7fff0000) | \
  39   37                                  (k << 16)
  40   38  #define ISINFNANL(k, x) (k == 0x7fff)
  41   39  #define XTWOT_OFFSET    113
  42   40  static const long double xtwot = 10384593717069655257060992658440192.0L,
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