Clean up autoconf test for osg::CullSettings::CLEAR_MASK

diff --git a/configure.ac b/configure.ac
index 5af7587c96f4605353f6d7b7cd5912ba1e2f1e2f..c1be73cf061c04852719ff39ca6aec12fddf725f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -692,8 +692,7 @@ AC_COMPILE_IFELSE(
     [[osg::CullSettings::VariablesMask mask = osg::CullSettings::CLEAR_MASK;]])],
   [AC_DEFINE([HAVE_CULLSETTINGS_CLEAR_MASK],1,[define if OSG has CullSettings::CLEAR_MASK])
    AC_MSG_RESULT([yes])],
-  [AC_DEFINE([DONT_HAVE_CULLSETTINGS_CLEAR_MASK],1,[define if OSG doesn't have CullSettings::CLEAR_MASK])
-   AC_MSG_RESULT([no])])
+  [AC_MSG_RESULT([no])])
 AC_LANG_POP
 
 dnl Check for system installed zlib