rem: fprintf(stream, "\nUSAGE: ecaplay [-dhk] file1 [ file2, ... fileN ]\n\n");
add: fprintf(stream, "\nUSAGE: ecaplay [-dhko] file1 [ file2, ... fileN ]\n\n");
context: static void print_usage(FILE* stream){  fprintf(stream, "Ecaplay v%s (%s)\n\n", ecaplay_version, VERSION);  fprintf(stream, "Copyright (C) 1997-2004 Kai Vehmanen, released under GPL licence \n");  fprintf(stream, "Ecaplay comes with ABSOLUTELY NO WARRANTY.\n");  fprintf(stream, "You may redistribute copies of ecasound under the terms of the GNU\n");  fprintf(stream, "General Public License. For more information about these matters, see\n");   fprintf(stream, "the file named COPYING.\n");  fprintf(stream, "\nUSAGE: ecaplay [-dhk] file1 [ file2, ... fileN ]\n\n");}