64bit time_t

Index: src/qemu/qemu_nbdkit.c
--- src/qemu/qemu_nbdkit.c.orig
+++ src/qemu/qemu_nbdkit.c
@@ -544,17 +544,17 @@ qemuNbdkitCapsFormatCache(qemuNbdkitCaps *nbdkitCaps)
 
     virBufferEscapeString(&buf, "<path>%s</path>\n",
                           nbdkitCaps->path);
-    virBufferAsprintf(&buf, "<nbdkitctime>%lu</nbdkitctime>\n",
+    virBufferAsprintf(&buf, "<nbdkitctime>%lld</nbdkitctime>\n",
                       nbdkitCaps->ctime);
     virBufferEscapeString(&buf, "<plugindir>%s</plugindir>\n",
                           nbdkitCaps->pluginDir);
-    virBufferAsprintf(&buf, "<plugindirmtime>%lu</plugindirmtime>\n",
+    virBufferAsprintf(&buf, "<plugindirmtime>%lld</plugindirmtime>\n",
                       nbdkitCaps->pluginDirMtime);
     virBufferEscapeString(&buf, "<filterdir>%s</filterdir>\n",
                           nbdkitCaps->filterDir);
-    virBufferAsprintf(&buf, "<filterdirmtime>%lu</filterdirmtime>\n",
+    virBufferAsprintf(&buf, "<filterdirmtime>%lld</filterdirmtime>\n",
                       nbdkitCaps->filterDirMtime);
-    virBufferAsprintf(&buf, "<selfctime>%lu</selfctime>\n",
+    virBufferAsprintf(&buf, "<selfctime>%lld</sefctime>\n",
                       nbdkitCaps->libvirtCtime);
     virBufferAsprintf(&buf, "<selfvers>%u</selfvers>\n",
                       nbdkitCaps->libvirtVersion);
@@ -593,7 +593,7 @@ virNbdkitCapsSaveFile(void *data,
         return -1;
     }
 
-    VIR_DEBUG("Saved caps '%s' for '%s' with (%lu, %lu)",
+    VIR_DEBUG("Saved caps '%s' for '%s' with (%lld, %lld)",
               filename, nbdkitCaps->path,
               nbdkitCaps->ctime,
               nbdkitCaps->libvirtCtime);
