5261 libm should stop using synonyms.h

@@ -27,12 +27,10 @@
  */
 
         .file "finitef.s"
 
 #include "libm.h"
-LIBM_ANSI_PRAGMA_WEAK(finitef,function)
-#include "libm_synonyms.h"
 
         ENTRY(finitef)
         movl    4(%esp),%eax            / eax <-- x
         notl    %eax                    / not(bexp) = 0 iff bexp = all 1's
         andl    $0x7f800000,%eax        / ZF <-- 1      iff not(bexp) = 0