rb_current_realfilepath 1618 eval.c             VALUE base = rb_current_realfilepath();
rb_current_realfilepath 1482 internal.h     VALUE rb_current_realfilepath(void);
rb_current_realfilepath  835 load.c             VALUE base = rb_current_realfilepath();
rb_current_realfilepath 1325 vm_eval.c      		    absolute_path = rb_current_realfilepath();