thanks a lot. as your surggest,i try python2.7.2,but when i build it on AIX 6.1, it can not compile success,breaked by xlc_c console. 
Informations:


checking size of double... 8
checking size of long double... 8
checking whether byte ordering is bigendian... yes
checking assembler .cfi pseudo-op support... no
checking whether .eh_frame section should be read-only... no
checking for __attribute__((visibility("hidden")))... no
xlc_r: 1501-210 (W) command option t contains an incorrect subargument



  xlc(1)                     IBM (2008)                      xlc(1)



  NAME
         xlc, xlc++, xlC, cc, c89, c99, xlCcore, xlc++core and
         related commands - invoke the IBM XL C/C++ compiler.


  SYNTAX
         <invocation-command> [ <option> | <inputfile> ] ...


  DESCRIPTION
         The invocation commands compile C and C++ source files.
         The commands and their recommended uses are described
         below.

         Invocations                   Usage (supported standards)
         _________________________________________________________

         xlc, xlc_r, xlc_r4,           Compile C source files.
         xlc_r7, xlc128, xlc128_r,     (ANSI C89, ISO C99,
         xlc128_r4, xlc128_r7          IBM language extensions)

         xlc++, xlc++_r, xlc++_r4,     Compile C++ source files.
         xlc++_r7, xlc++128,
         xlc++128_r, xlc++128_r4,
         xlc++128_r7, xlC, xlC_r,
         xlC_r4, xlC_r7, xlC128,
         xlC128_r, xlC128_r4,
: