ld: symbol(s) not found for architecture x86_64

[AceHub]

ld: symbol(s) not found for architecture x86_64
"_libssh2_sftp_read", referenced from:
_sftp_recv in libcurl.a(libcurl_la-ssh.o)
"_libssh2_sftp_readdir_ex", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_sftp_rename_ex", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_sftp_rmdir_ex", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_sftp_seek64", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_sftp_shutdown", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_sftp_stat_ex", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_sftp_symlink_ex", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_sftp_unlink_ex", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_sftp_write", referenced from:
_sftp_send in libcurl.a(libcurl_la-ssh.o)
"_libssh2_userauth_authenticated", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_userauth_keyboard_interactive_ex", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_userauth_list", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_userauth_password_ex", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)
"_libssh2_userauth_publickey_fromfile_ex", referenced from:
_ssh_statemach_act in libcurl.a(libcurl_la-ssh.o)

ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[2]: *** [agent/qconf_agent] Error 1
make[1]: *** [agent/CMakeFiles/qconf_agent.dir/all] Error 2

[lwx2615]

很有可能是软件版本不对