11210 libm should be cstyle(1ONBLD) clean

@@ -20,10 +20,11 @@
  */
 
 /*
  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  */
+
 /*
  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 

@@ -59,12 +60,11 @@
 #pragma weak __atan2l = atan2l
 
 #include "libm.h"
 #include "longdouble.h"
 
-static const long double
-        zero    =  0.0L,
+static const long double zero = 0.0L,
         tiny    =  1.0e-40L,
         one     =  1.0L,
         half    =  0.5L,
         PI3o4   =  2.356194490192344928846982537459627163148L,
         PIo4    =  0.785398163397448309615660845819875721049L,

@@ -78,29 +78,33 @@
         long double t, z;
         int k, m, signy, signx;
 
         if (x != x || y != y)
                 return (x + y); /* return NaN if x or y is NAN */
+
         signy = signbitl(y);
         signx = signbitl(x);
+
         if (x == one)
                 return (atanl(y));
+
         /* Ensure sign indicators are boolean */
         m = (signy != 0) + (signx != 0) + (signx != 0);
 
         /* when y = 0 */
-        if (y == zero)
+        if (y == zero) {
                 switch (m) {
                 case 0:
                         return (y);     /* atan(+0,+anything) */
                 case 1:
                         return (y);     /* atan(-0,+anything) */
                 case 2:
                         return (PI + tiny);     /* atan(+0,-anything) */
                 case 3:
                         return (-PI - tiny);    /* atan(-0,-anything) */
                 }
+        }
 
         /* when x = 0 */
         if (x == zero)
                 return (signy != 0 ? -PIo2 - tiny : PIo2 + tiny);
 

@@ -128,10 +132,11 @@
                         case 3:
                                 return (-PI - tiny);    /* atan(-...,-INF) */
                         }
                 }
         }
+
         /* when y is INF */
         if (!finitel(y))
                 return (signy != 0 ? -PIo2 - tiny : PIo2 + tiny);
 
         /* compute y/x */

@@ -155,8 +160,9 @@
         case 2:
                 return (PI - (z - t));  /* atan(+,-) */
         case 3:
                 return ((z - t) - PI);  /* atan(-,-) */
         }
+
         /* NOTREACHED */
         return (0.0L);
 }