rb_vm_call_cfunc  202 eval_intern.h  VALUE rb_vm_call_cfunc(VALUE recv, VALUE (*func)(VALUE), VALUE arg, const rb_block_t *blockptr, VALUE filename);
rb_vm_call_cfunc  570 load.c         		    handle = (long)rb_vm_call_cfunc(rb_vm_top_self(), load_ext,
rb_vm_call_cfunc  617 load.c         	rb_vm_call_cfunc(rb_vm_top_self(), init_ext_call, (VALUE)init,
rb_vm_call_cfunc 1803 ruby.c             tree = (NODE *)rb_vm_call_cfunc(rb_vm_top_self(),