Я бегу sudo apt-get install php5-curl, затем получаю следующее сообщение:
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package php5-curl is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
E: Package 'php5-curl' has no installation candidate