Use stable strings to reduce build-compare noise.
---
 tools/firmware/seabios-dir-remote/tools/buildversion.sh |    5 +++++
 1 file changed, 5 insertions(+)

Index: xen-4.6.0-testing/tools/firmware/seabios-dir-remote/scripts/buildversion.sh
===================================================================
--- xen-4.6.0-testing.orig/tools/firmware/seabios-dir-remote/scripts/buildversion.sh
+++ xen-4.6.0-testing/tools/firmware/seabios-dir-remote/scripts/buildversion.sh
@@ -12,7 +12,12 @@ if [ -z "$BUILD_VERSION" ]; then
     else
         VERSION="?"
     fi
-    VERSION="${VERSION}-`date +"%Y%m%d_%H%M%S"`-`hostname`"
+    if test -n "${SEABIOS_DATE}"
+    then
+        VERSION="${SEABIOS_DATE}"
+    else
+        VERSION="${VERSION}-`date +"%Y%m%d_%H%M%S"`-`hostname`"
+    fi
 else
     VERSION="$BUILD_VERSION"
 fi