%{unsigned verbose;char *progName;%}%%-h	|"-?"	|-help	{ printf("usage is: %s [-help | -h | -? ] [-verbose | -v] "	 "[(-file| -f) filename]\n", progName);	}-v	|-verbose { printf("verbose mode is on\n"); verbose = 1; }%%main(argc, argv)int argc;char **argv;{	progName = *argv;	yylex();}