196     char *p, *q;  in main()  local
221         if( ( q = strchr( p, '=' ) ) == NULL )  in main()
223         *q++ = '\0';  in main()
227             if( strcmp( q, "private" ) == 0 )  in main()
229             else if( strcmp( q, "public" ) == 0 )  in main()
236             if( strcmp( q, "private" ) == 0 )  in main()
238             else if( strcmp( q, "public" ) == 0 )  in main()
246             if( strcmp( q, "pem" ) == 0 )  in main()
250             if( strcmp( q, "der" ) == 0 )  in main()
256             opt.filename = q;  in main()
258             opt.output_file = q;  in main()