Checking if your kit is complete...
Looks good
Writing Makefile for IPChains
cp IPChains.pm blib/lib/IPChains.pm
cc -c   -D_POSIX_C_SOURCE=199506L -D_REENTRANT -Ae -D_HPUX_SOURCE -Wl,+vnocompatwarnings +DD64 -DNO_HASH_SEED -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -fast +DSitanium2 +Ofltacc=strict   -DVERSION=\"1\" -DXS_VERSION=\"1\" +Z "-I/home/cpanrun/ia64-lp64/build/5.8.2/lib/5.8.2/IA64.ARCHREV_0-thread-multi-LP64/CORE"   ipfw.c
Error 172: "ipfw.c", line 298 # Undeclared variable 'sv_undef'.
      } else if (sv == &sv_undef) {            /* Check for undef */
                        ^^^^^^^^                                    
Warning 942: "ipfw.c", line 417 # Types 'int (*)(interpreter *,sv *,magic *)' and 'int (*)(sv *,magic *)' are not assignment-compatible.
      mg->mg_virtual->svt_get = get;
      ^^^^^^^^^^^^^^^^^^^^^^^       
Warning 942: "ipfw.c", line 418 # Types 'int (*)(interpreter *,sv *,magic *)' and 'int (*)(sv *,magic *)' are not assignment-compatible.
      mg->mg_virtual->svt_set = set;
      ^^^^^^^^^^^^^^^^^^^^^^^       
Error 112: "include/ipfwc.h", line 22 # Include file <linux/ip.h> not found.
    #include <linux/ip.h>
             ^^^^^^^^^^^^
Error 112: "include/ipfwc.h", line 23 # Include file <linux/in.h> not found.
    #include <linux/in.h>
             ^^^^^^^^^^^^
Error 112: "include/ipfwc.h", line 24 # Include file <linux/if.h> not found.
    #include <linux/if.h>
             ^^^^^^^^^^^^
Error 112: "include/ipfwc.h", line 25 # Include file <linux/icmp.h> not found.
    #include <linux/icmp.h>
             ^^^^^^^^^^^^^^
Error 112: "include/ipfwc.h", line 26 # Include file <linux/tcp.h> not found.
    #include <linux/tcp.h>
             ^^^^^^^^^^^^^
Error 112: "include/ipfwc.h", line 27 # Include file <linux/udp.h> not found.
    #include <linux/udp.h>
             ^^^^^^^^^^^^^
Error 419: "include/ipfwc.h", line 37 # '__u32' is used as a type, but has not been defined as a type.
            __u32 fw_mark;                          /* ID to stamp on packet
            ^^^^^                                                           
Error 419: "include/ipfwc.h", line 38 # '__u16' is used as a type, but has not been defined as a type.
            __u16 fw_proto;                         /* Protocol, 0 = ANY */
            ^^^^^                                                          
Error 419: "include/ipfwc.h", line 39 # '__u16' is used as a type, but has not been defined as a type.
            __u16 fw_flg;                           /* Flags word */
            ^^^^^                                                   
Error 419: "include/ipfwc.h", line 40 # '__u16' is used as a type, but has not been defined as a type.
            __u16 fw_invflg;                        /* Inverse flags */
            ^^^^^                                                      
Error 419: "include/ipfwc.h", line 41 # '__u16' is used as a type, but has not been defined as a type.
            __u16 fw_spts[2];                       /* Source port range. */
            ^^^^^                                                           
Error 699: "include/ipfwc.h", line 41 # Error limit reached; halting compilation.
            __u16 fw_spts[2];                       /* Source port range. */
            ^^^^^                                                           
make: *** [ipfw.o] Error 2