Search Results

If I am not wrong then probably file has been mentioned unintentionally.

Should be something like

var=$(command | awk '{t+=$NF}END{print t}')

Something like this?
command | awk '{t+=$NF}END{print t}' file

nothing in the basic ksh toolset...however, to paraphrase the following site Solaris Jedi: Solaris Date command and epoch time...