Index: Makefile
===================================================================
--- Makefile    (revision 949)
+++ Makefile    (working copy)
@@ -57,7 +57,16 @@
 #packaging tool for .deb packages too.
 
 tarball:
-       @OPENSLX_VERSION_SVNREV=$$( svnversion); \
+       @if test "$${OPENSLX_SVN_SNAPSHOT}"; then \
+               OPENSLX_SVN_SNAPSHOT=$$( echo $${OPENSLX_SVN_SNAPSHOT} | \
+                       tr [:upper:] [:lower:]); \
+               case "$${OPENSLX_SVN_SNAPSHOT}" in \
+                       no|n|0) unset OPENSLX_SVN_SNAPSHOT ;;
+               esac; \
+       else \
+               OPENSLX_SVN_SNAPSHOT="yes"; \
+       fi; \
+       OPENSLX_VERSION_SVNREV=$$( svnversion); \
        . ./VERSIONS; \
        echo "OPENSLX_VERSION_SVNREV=\"$${OPENSLX_VERSION_SVNREV}\"" \
                >REVISION; \