--- xen-4.2.1/tools/debugger/gdbsx/xg/xg_main.c.orig	2012-11-15 20:08:11.000000000 +0000
+++ xen-4.2.1/tools/debugger/gdbsx/xg/xg_main.c	2012-11-16 23:08:08.716874198 +0000
@@ -178,7 +178,7 @@
     hypercall.op = __HYPERVISOR_domctl;
     hypercall.arg[0] = (unsigned long)&domctl;
 
-    rc = ioctl(_dom0_fd, IOCTL_PRIVCMD_HYPERCALL, (ulong)&hypercall);
+    rc = ioctl(_dom0_fd, IOCTL_PRIVCMD_HYPERCALL, (unsigned long)&hypercall);
     if (domctlarg && sz)
         munlock(domctlarg, sz);
     return rc;
@@ -218,7 +218,7 @@
     hypercall.arg[0] = (unsigned long)XENVER_capabilities;
     hypercall.arg[1] = (unsigned long)&xen_caps;
 
-    rc = ioctl(_dom0_fd, IOCTL_PRIVCMD_HYPERCALL, (ulong)&hypercall);
+    rc = ioctl(_dom0_fd, IOCTL_PRIVCMD_HYPERCALL, (unsigned long)&hypercall);
     munlock(&xen_caps, sizeof(xen_caps));
     XGTRC("XENCAPS:%s\n", xen_caps);