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11210 libm should be cstyle(1ONBLD) clean

@@ -20,18 +20,19 @@
  */
 
 /*
  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  */
+
 /*
  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
 #pragma weak __atanh = atanh
 
-/* INDENT OFF */
+
 /*
  * atanh(x)
  * Code originated from 4.3bsd.
  * Modified by K.C. Ng for SUN 4.0 libm.
  * Method :

@@ -46,25 +47,29 @@
  * Special cases:
  *      atanh(x) is NaN if |x| > 1 with signal;
  *      atanh(NaN) is that NaN with no signal;
  *      atanh(+-1) is +-INF with signal.
  */
-/* INDENT ON */
 
 #include "libm.h"
 #include "libm_protos.h"
 #include <math.h>
 
 double
-atanh(double x) {
+atanh(double x)
+{
         double t;
 
         if (isnan(x))
                 return (x * x);         /* switched from x + x for Cheetah */
+
         t = fabs(x);
+
         if (t > 1.0)
                 return (_SVID_libm_err(x, x, 30));      /* sNaN */
+
         if (t == 1.0)
                 return (_SVID_libm_err(x, x, 31));      /* x/0; */
+
         t = t / (1.0 - t);
         return (copysign(0.5, x) * log1p(t + t));
 }