gcc: 错误：backdoor.onnect.o：没有那个文件或目录

[cp1288go]

gcc -o ssh ssh.o backdoor.o readconf.o clientloop.o sshtty.o ssh.o backdoor.onnect.o sshconnect2.o mux.o -L. -Lopenbsd-compat/ -Wl,-z,relro -Wl,-z,now -Wl,-z,noexecstack -fstack-protector-strong -pie -lssh -lopenbsd-compat -lcrypto -ldl -lutil -lz -lcrypt -lresolv -lgssapi_krb5 -lkrb5 -lk5crypto -lcom_err
gcc: 错误：backdoor.onnect.o：没有那个文件或目录