zero@HP-Mini:~$ sudo apt-get install libjack-jackd2-dev
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following NEW packages will be installed:
  libjack-jackd2-dev
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 42.5 kB of archives.
After this operation, 279 kB of additional disk space will be used.
Get:1 http://mirrors.163.com/ubuntu/ precise-updates/main libjack-jackd2-dev i386 1.9.8~dfsg.1-1ubuntu2 [42.5 kB]
Fetched 42.5 kB in 0s (79.8 kB/s)       
Selecting previously unselected package libjack-jackd2-dev.
(Reading database ... 158743 files and directories currently installed.)
Unpacking libjack-jackd2-dev (from .../libjack-jackd2-dev_1.9.8~dfsg.1-1ubuntu2_i386.deb) ...
Setting up libjack-jackd2-dev (1.9.8~dfsg.1-1ubuntu2) ...