diff -Naur busybox-1.1.2/networking/udhcp/README.udhcpc busybox-1.1.2.oden/networking/udhcp/README.udhcpc
--- busybox-1.1.2/networking/udhcp/README.udhcpc	2006-03-22 22:16:19.000000000 +0100
+++ busybox-1.1.2.oden/networking/udhcp/README.udhcpc	2007-02-08 16:23:13.000000000 +0100
@@ -25,6 +25,7 @@
 -p, --pidfile=file              Store process ID of daemon in file
 -q, --quit                      Quit after obtaining lease
 -r, --request=IP                IP address to request (default: none)
+-R, --require=NAME              Add NAME to request
 -s, --script=file               Run file at dhcp events (default:
                                 /usr/share/udhcpc/default.script)
 -v, --version                   Display version
@@ -104,6 +105,8 @@
 
 additional options are easily added in options.c.
 
+By default, only a few basic items are requested. To request additional
+items use the -R option. Example: "-R rootpath"
 
 note on udhcpc's random seed
 ---------------------------
diff -Naur busybox-1.1.2/networking/udhcp/dhcpc.c busybox-1.1.2.oden/networking/udhcp/dhcpc.c
--- busybox-1.1.2/networking/udhcp/dhcpc.c	2007-02-08 16:24:57.000000000 +0100
+++ busybox-1.1.2.oden/networking/udhcp/dhcpc.c	2007-02-08 16:24:15.000000000 +0100
@@ -86,6 +86,7 @@
 "  -P, --serverport=PORT           Alternate server port number to use (default 67)\n"
 "  -q, --quit                      Quit after obtaining lease\n"
 "  -r, --request=IP                IP address to request (default: none)\n"
+"  -R, --require=NAME              Add NAME to the request\n"
 "  -s, --script=file               Run file at dhcp events (default:\n"
 "                                  " DEFAULT_SCRIPT ")\n"
 "  -T, --timeout=seconds           Try to get the lease for the amount of\n"
@@ -208,6 +209,7 @@
 		{"serverport",	required_argument,	0, 'P'},
 		{"quit",	no_argument,		0, 'q'},
 		{"request",	required_argument,	0, 'r'},
+		{"require",     required_argument,      0, 'R'},
 		{"script",	required_argument,	0, 's'},
 		{"timeout",	required_argument,	0, 'T'},
 		{"version",	no_argument,		0, 'v'},
@@ -218,7 +220,7 @@
 	/* get options */
 	while (1) {
 		int option_index = 0;
-		c = getopt_long(argc, argv, "c:CV:fbH:h:F:i:np:P:qr:s:T:t:v", arg_options, &option_index);
+		c = getopt_long(argc, argv, "c:CV:fbH:h:F:i:np:P:qr:R:s:T:t:v", arg_options, &option_index);
 		if (c == -1) break;
 
 		switch (c) {
@@ -295,6 +297,12 @@
 		case 'r':
 			requested_ip = inet_addr(optarg);
 			break;
+		case 'R':
+  		        if( require_option( optarg ) ){
+			  printf("Option: %s unknown/not-supported\n", optarg );
+			  return 1;
+			}
+			break;
 		case 's':
 			client_config.script = optarg;
 			break;
diff -Naur busybox-1.1.2/networking/udhcp/options.c busybox-1.1.2.oden/networking/udhcp/options.c
--- busybox-1.1.2/networking/udhcp/options.c	2006-03-22 22:16:19.000000000 +0100
+++ busybox-1.1.2.oden/networking/udhcp/options.c	2007-02-08 16:23:13.000000000 +0100
@@ -59,7 +59,20 @@
 	[OPTION_S32] =		4
 };
 
-
+/* Mark the given option as required/requested */
+/* instead of the compile time default */
+int require_option( char *name )
+{
+  int i;
+  for( i = 0 ; dhcp_options[i].code ; i++ ){
+    if( !strcmp( name, dhcp_options[i].name ) ){
+      dhcp_options[i].flags |= OPTION_REQ;
+      return 0;
+    }
+  }
+  return 1;
+}
+  
 /* get an option with bounds checking (warning, not aligned). */
 uint8_t *get_option(struct dhcpMessage *packet, int code)
 {
diff -Naur busybox-1.1.2/networking/udhcp/options.h busybox-1.1.2.oden/networking/udhcp/options.h
--- busybox-1.1.2/networking/udhcp/options.h	2006-03-22 22:16:19.000000000 +0100
+++ busybox-1.1.2.oden/networking/udhcp/options.h	2007-02-08 16:23:13.000000000 +0100
@@ -30,6 +30,7 @@
 extern struct dhcp_option dhcp_options[];
 extern int option_lengths[];
 
+int require_option( char *name );
 uint8_t *get_option(struct dhcpMessage *packet, int code);
 int end_option(uint8_t *optionptr);
 int add_option_string(uint8_t *optionptr, uint8_t *string);