5261 libm should stop using synonyms.h

@@ -27,12 +27,10 @@
  */
 
         .file "exp10f.s"
 
 #include "libm.h"
-LIBM_ANSI_PRAGMA_WEAK(exp10f,function)
-#include "libm_synonyms.h"
 
         ENTRY(exp10f)
         movl    4(%esp),%ecx            / ecx <-- x
         andl    $0x7fffffff,%ecx        / ecx <-- |x|
         cmpl    $0x3e9a209a,%ecx        / Is |x| < log10(2)?