Builtin shell command:  set

SYNTAX:
	set [-a -e -f -h -n -t -u -v -x -L -C -P -S -k -] variable

	Without argumets set prints variable values.

RETURN VALUES:
	Pointer to copied structure of car operation.

OPTIONS:
	-a			Automatically export changed variables.
	-e 			Exit on error exit status of any command.
	-f 			Disable filename generation (no globbing).
	-h 			Hash program locations.
	-n 			Read commands but do not execute them.
	-t 			Read and execute one command only.
	-u 			Unset variables are error on substitution.
	-v 			Print shell input lines as they are read.
	-x 			Print commands as they are executed.
	-L 			Trace LEXER processing (sslWalker).
	-C			Print branch and emit inputs (sslWalker).
	-P			Trace execution (sslWalker).
	-S			Print input buffers when used (sslWalker). 
	-k 			Not supported option.
	-			Do nothing.


NOTES:
	none

