added ippool.h and ippool.c
diff --git a/sgsnemu/cmdline.h b/sgsnemu/cmdline.h
index bf4e78d..0c03629 100644
--- a/sgsnemu/cmdline.h
+++ b/sgsnemu/cmdline.h
@@ -1,6 +1,6 @@
 /* cmdline.h */
 
-/* File autogenerated by gengetopt version 2.8rc  */
+/* File autogenerated by gengetopt version 2.8  */
 
 #ifndef _cmdline_h
 #define _cmdline_h
@@ -37,10 +37,9 @@
   char * uid_arg;	/* Login user ID (default='mig').  */
   char * pwd_arg;	/* Login password (default='hemmelig').  */
   int createif_flag;	/* Create local network interface (default=off).  */
+  int defaultroute_flag;	/* Create default route (default=off).  */
   char * ipup_arg;	/* Script to run after link-up.  */
   char * ipdown_arg;	/* Script to run after link-down.  */
-  char * net_arg;	/* Network (default='0.0.0.0').  */
-  char * mask_arg;	/* Network mask (default='0.0.0.0').  */
   char * pinghost_arg;	/* Ping remote host.  */
   int pingrate_arg;	/* Number of ping req per second (default='1').  */
   int pingsize_arg;	/* Number of ping data bytes (default='56').  */
@@ -66,10 +65,9 @@
   int uid_given ;	/* Whether uid was given.  */
   int pwd_given ;	/* Whether pwd was given.  */
   int createif_given ;	/* Whether createif was given.  */
+  int defaultroute_given ;	/* Whether defaultroute was given.  */
   int ipup_given ;	/* Whether ipup was given.  */
   int ipdown_given ;	/* Whether ipdown was given.  */
-  int net_given ;	/* Whether net was given.  */
-  int mask_given ;	/* Whether mask was given.  */
   int pinghost_given ;	/* Whether pinghost was given.  */
   int pingrate_given ;	/* Whether pingrate was given.  */
   int pingsize_given ;	/* Whether pingsize was given.  */