+# ------------------------------------------------------------------------------
+have_sysusers=no
+AC_ARG_ENABLE(sysusers, AS_HELP_STRING([--disable-sysusers], [disable sysusers support]))
+if test "x$enable_sysusers" != "xno"; then
+ have_sysusers=yes
+fi
+AM_CONDITIONAL(ENABLE_SYSUSERS, [test "$have_sysusers" = "yes"])
+