Best layout: <rose3!merlyn> Brian Westley    	Merlyn LeRoy (Brian Westley)	Rosemount, Inc.	1121 Hamline Ave. N. #17	St. Paul, MN  	55108	U.S.A.Compile and execute without arguments.Note: Your compiler must parse		#define _ -a		-_      as "--a" and not "-(-a)" or some other tokenized form.  Some strictly      conforming ANSI C Preprocessors may object to this.You might enjoy looking at the output of:	cc -E westley.c