5261 libm should stop using synonyms.h

@@ -25,11 +25,11 @@
 /*
  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
-#pragma weak asinl = __asinl
+#pragma weak __asinl = asinl
 
 /*
  *      asinl(x) = atan2l(x,sqrt(1-x*x));
  *
  * For better accuracy, 1-x*x is computed as follows