$ sudo apt-get install libffi libffi5-dev
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package libffi
E: Unable to locate package libffi5-dev
एक और प्रयास:
$ sudo apt-get install libffi5 libffi-dev
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package libffi5
तथा
$ cat /etc/issue
Ubuntu 12.04.4 LTS \n \l
अब मैं क्या करूं?
पैकेज का पता लगाने
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