empire@linuxcnc:~/linuxcnc-dev/src$ sudo apt-get build-dep linuxcncReading package lists... Done
Building dependency tree
Reading state information... Done
Note, selecting 'libncurses5-dev' instead of 'libncurses-dev'
The following packages have unmet dependencies:
 python-dev : Depends: python2.7-dev (>= 2.7.3-1~) but it is not going to be installed
E: Build-dependencies for linuxcnc could not be satisfied.
empire@linuxcnc:~/linuxcnc-dev/src$ sudo atp-get install python2.7-dev
sudo: atp-get: command not found
empire@linuxcnc:~/linuxcnc-dev/src$ sudo apt-get install python2.7-dev
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 python2.7-dev : Depends: libssl-dev but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
empire@linuxcnc:~/linuxcnc-dev/src$