5261 libm should stop using synonyms.h

@@ -27,16 +27,10 @@
  */
 
         .file "ieee_funcl.s"
 
 #include "libm.h"
-LIBM_ANSI_PRAGMA_WEAK(isinfl,function)
-LIBM_ANSI_PRAGMA_WEAK(isnormall,function)
-LIBM_ANSI_PRAGMA_WEAK(issubnormall,function)
-LIBM_ANSI_PRAGMA_WEAK(iszerol,function)
-LIBM_ANSI_PRAGMA_WEAK(signbitl,function)
-#include "libm_synonyms.h"
 
         ENTRY(isinfl)
         movl    12(%esp),%eax           / ax <-- sign and bexp of x 
         notl    %eax
         andl    $0x00007fff,%eax