Check and install updates via terminal on OSX
List:
softwareupdate -l
Install:
sudo softwareupdate -ia
From: http: //osxdaily.com/2011/01/13/install-mac-os-x-software-updates
Jeff Smith
List:
softwareupdate -l
Install:
sudo softwareupdate -ia
From: http: //osxdaily.com/2011/01/13/install-mac-os-x-software-updates