rb_file_dirname  1622 eval.c             base = rb_file_dirname(base);
rb_file_dirname  4119 file.c             return rb_file_dirname(fname);
rb_file_dirname  4303 file.c             return rb_assoc_new(rb_file_dirname(path), rb_file_s_basename(1,&path));
rb_file_dirname   475 include/ruby/intern.h VALUE rb_file_dirname(VALUE fname);
rb_file_dirname   839 load.c             base = rb_file_dirname(base);