static void usage( char* argv0 ) {
fprintf( stderr, "usage: %s [-d fifo-dir] [-e] [-p listen-port] [-q | -r report-freq]\n", argv0 );
static void usage( char* argv0 ) {
fprintf( stderr, "usage: %s [-d fifo-dir] [-e] [-p listen-port] [-q | -r report-freq]\n", argv0 );