/*
 *  usage - give program usage
 */

#include        <stdio.h>

int usage(argv)
char** argv;
{
    fprintf(stderr, "%s: USAGE: %s [flags] > outfile\n",
        argv[0], argv[0]);
    fprintf(stderr, "\n");
    fprintf(stderr, "    flag           meaning                 default\n");
    fprintf(stderr, "    -------------  ----------------------  -------\n");
    fprintf(stderr, "    -D             debug                   FALSE  \n");
    fprintf(stderr, "    -f <int>       frequency of geodesic   2      \n");
    fprintf(stderr, "    -P             puff out points         FALSE  \n");
    fprintf(stderr, "    -p <filename>  polygon file name       icos.polyhc\n");
    fprintf(stderr, "    -h             help on this program           \n");
    fprintf(stderr, "    -u             usage (this message)           \n");
    fprintf(stderr, "\n");

    return(0);
    } /* end of usage */