[daemons/cleanup] Remove disabled log_mode argument support.

* */*main.c: Seems that the actual code was removed previously, but the
  argument processing code remained.
diff --git a/ripngd/ripng_main.c b/ripngd/ripng_main.c
index 4877485..f174610 100644
--- a/ripngd/ripng_main.c
+++ b/ripngd/ripng_main.c
@@ -47,7 +47,6 @@
   { "daemon",      no_argument,       NULL, 'd'},
   { "config_file", required_argument, NULL, 'f'},
   { "pid_file",    required_argument, NULL, 'i'},
-  { "log_mode",    no_argument,       NULL, 'l'},
   { "dryrun",      no_argument,       NULL, 'C'},
   { "help",        no_argument,       NULL, 'h'},
   { "vty_addr",    required_argument, NULL, 'A'},
@@ -113,7 +112,6 @@
 -d, --daemon       Runs in daemon mode\n\
 -f, --config_file  Set configuration file name\n\
 -i, --pid_file     Set process identifier file name\n\
--l. --log_mode     Set verbose log mode flag\n\
 -A, --vty_addr     Set vty's bind address\n\
 -P, --vty_port     Set vty's port number\n\
 -r, --retain       When program terminates, retain added route by ripngd.\n\
@@ -207,7 +205,7 @@
     {
       int opt;
 
-      opt = getopt_long (argc, argv, "dlf:i:hA:P:u:g:vC", longopts, 0);
+      opt = getopt_long (argc, argv, "df:i:hA:P:u:g:vC", longopts, 0);
     
       if (opt == EOF)
 	break;
@@ -219,9 +217,6 @@
 	case 'd':
 	  daemon_mode = 1;
 	  break;
-	case 'l':
-	  /* log_mode = 1; */
-	  break;
 	case 'f':
 	  config_file = optarg;
 	  break;