rb_file_exist_p  3612 file.c         	    return rb_file_exist_p(0, argv[1]);
rb_file_exist_p  4666 file.c             define_filetest_function("exist?", rb_file_exist_p, 1);
rb_file_exist_p  4667 file.c             define_filetest_function("exists?", rb_file_exist_p, 1);