gawk(1) on Linux
The text f8604370be7e, as Debian 7 (Wheezy) shipped it.
pattern scanning and processing language
Flags it lists
-
-- -
--assign -
--characters-as-bytes -
--copyright -
--dump-variables -
--gen-pot -
--help -
--lint -
--lint-old -
--non-decimal-data -
--optimize -
--posix -
--profile -
--re-interval -
--sandbox -
--traditional -
--use-lc-numeric -
--version -
-C -
-E -
-L -
-N -
-O -
-P -
-R -
-S -
-V -
-b -
-c -
-d -
-e -
-g -
-h -
-n -
-p -
-r -
-t