OPT_DIRECT_THREADED_CODE  117 vm_core.h      #undef OPT_DIRECT_THREADED_CODE
OPT_DIRECT_THREADED_CODE  125 vm_core.h      #undef OPT_DIRECT_THREADED_CODE
OPT_DIRECT_THREADED_CODE  133 vm_core.h      #undef OPT_DIRECT_THREADED_CODE
OPT_DIRECT_THREADED_CODE  139 vm_core.h      #undef OPT_DIRECT_THREADED_CODE
OPT_DIRECT_THREADED_CODE   34 vm_opts.h      #define OPT_DIRECT_THREADED_CODE     1