fprintf(stderr, "usage: %s [-dhinv] [-D macro=value] [-f config]\n",
fprintf(stderr, "usage: %s [-dhinv] [-D macro=value] [-f file]\n",
usage(void){	extern char* __progname;	fprintf(stderr, "usage: %s [-dhinv] [-D macro=value] [-f config]\n",		__progname);	exit(1);}