OPT_OUTFILE
case OPT_OUTFILE:
{"-o FILE", OPT_OUTFILE, 0}
{"--outfile=FILE", OPT_OUTFILE, 0}
option : OPT_OUTFILE '=' NAME
%token OPTION_OP OPT_OUTFILE OPT_PREFIX OPT_YYCLASS OPT_HEADER OPT_EXTRA_TYPE
case OPT_OUTFILE: