AWK How To Print A Single Quote
You can use an octal escape code to print a single quote or apostrophe.
This example will print out the word test surrounded by single quotes.
awk 'BEGIN{print "\047test\047"}'
You could also assign the single quote to a variable using the ā-vā flag. You can then just refer to the variable. This example will print the word test surounded by single quotes.
awk -v q="'" 'BEGIN{print q "test" q}'