diff -Naur dom0cut-0.1.0.orig/xendump/ElfCore.py dom0cut-0.1.0/xendump/ElfCore.py
--- dom0cut-0.1.0.orig/xendump/ElfCore.py	2006-10-18 18:40:29.000000000 +0900
+++ dom0cut-0.1.0/xendump/ElfCore.py	2007-01-05 18:08:51.000000000 +0900
@@ -27,7 +27,7 @@
     n_namesz = len(name) + 1
     n_descsz = len(desc)
 
-    outstr.write(struct.pack("LLL", n_namesz, n_descsz, n_type))
+    outstr.write(struct.pack("=LLL", n_namesz, n_descsz, n_type))
     outstr.write(name + '\0')
     outstr.seek(roundup(outstr.pos, 4))
     outstr.write(desc)
diff -Naur dom0cut-0.1.0.orig/xendump/PageTable.py dom0cut-0.1.0/xendump/PageTable.py
--- dom0cut-0.1.0.orig/xendump/PageTable.py	2006-10-18 18:29:11.000000000 +0900
+++ dom0cut-0.1.0/xendump/PageTable.py	2007-01-05 18:08:51.000000000 +0900
@@ -90,7 +90,7 @@
     def __read_pt(self, mfn, level):
         '''return pagetable'''
 
-        pt = struct.unpack( "L" * 1024,  self.dump.read_page(mfn) )
+        pt = struct.unpack( "=L" * 1024,  self.dump.read_page(mfn) )
 
         if level == 1:
             shift = 22
diff -Naur dom0cut-0.1.0.orig/xendump/Register.py dom0cut-0.1.0/xendump/Register.py
--- dom0cut-0.1.0.orig/xendump/Register.py	2006-08-28 18:59:26.000000000 +0900
+++ dom0cut-0.1.0/xendump/Register.py	2007-01-05 18:08:51.000000000 +0900
@@ -114,7 +114,7 @@
             'ds', 'es', 'fs', 'gs') 
 
         # from: $(XEN)/xen/include/public/arch-x86_64.h
-        self.xenfmt = 'QQQQQQQQQQQQQQQLLQHHBBBBQQQQQQQ'
+        self.xenfmt = '=QQQQQQQQQQQQQQQLLQHHBBBBQQQQQQQ'
         self.xenregs = (
             'r15', 'r14', 'r13', 'r12',
             'rbp', 'rbx', 'r11', 'r10',
diff -Naur dom0cut-0.1.0.orig/xendump/XenCore.py dom0cut-0.1.0/xendump/XenCore.py
--- dom0cut-0.1.0.orig/xendump/XenCore.py	2006-10-18 18:41:33.000000000 +0900
+++ dom0cut-0.1.0/xendump/XenCore.py	2007-01-05 18:08:51.000000000 +0900
@@ -8,7 +8,7 @@
 import struct
 
 CORE_MAGIC = 0xF00FEBEDL
-HEADER_FORMAT = "LLLLLL"
+HEADER_FORMAT = "=LLLLLL"
 
         
 class XenCore(CoreDump.CoreDump):
diff -Naur dom0cut-0.1.0.orig/xendump/XenImage.py dom0cut-0.1.0/xendump/XenImage.py
--- dom0cut-0.1.0.orig/xendump/XenImage.py	2006-10-18 18:33:04.000000000 +0900
+++ dom0cut-0.1.0/xendump/XenImage.py	2007-01-05 18:08:51.000000000 +0900
@@ -49,7 +49,7 @@
     def get_xen_online_cpus(self):
         '''return list of on-line cpu id'''
         online_cpus = []
-        cpu_online_map_t = 'L'          # XXX x86_32 specific
+        cpu_online_map_t = '=L'          # XXX x86_32 specific
 
         cpu_online_map = self.dump.read_struct(self.pt.v2m(self.st['cpu_online_map']), cpu_online_map_t)[0]
         for i in range(self.arch.max_cpu):
@@ -111,7 +111,7 @@
     def get_domain_id(self, domainp):
         """get domain ID from domain pointer"""
         domain_domain_id_offset = self.dwarf.calc_struct_member_offset('domain', 'domain_id')
-        domain_id = self.dump.read_struct(self.pt.v2m(domainp + domain_domain_id_offset), 'L')[0]
+        domain_id = self.dump.read_struct(self.pt.v2m(domainp + domain_domain_id_offset), '=L')[0]
 
         return domain_id
 
@@ -162,7 +162,7 @@
         ctxts = []
         for vcpu in vcpus:
             processor = self.dump.read_struct(self.pt.v2m(vcpu + processor_offset), self.arch.ptr_format)[0]
-            state = self.dump.read_struct(self.pt.v2m(vcpu + state_offset), 'L')[0]
+            state = self.dump.read_struct(self.pt.v2m(vcpu + state_offset), '=L')[0]
             context = XenContext.XenContext(self.arch.name, self.dwarf, context=self.pt.load_data(vcpu + ctxt_offset, ctxt_size))
             if state == RUNSTATE_running:              
                 reg = self.get_xen_crash_note_regs(processor)