Revert "Use simgear internal stuff for the singleton class."

[simgear.git] / simgear / simgear_config_cmake.h.in

diff --git a/simgear/simgear_config_cmake.h.in b/simgear/simgear_config_cmake.h.in
index 563f9f7355416c0387883bbd6a6a3734a0c55e5b..a1192283281103dd0525e9338a46b9f73aa8181f 100644 (file)
--- a/simgear/simgear_config_cmake.h.in
+++ b/simgear/simgear_config_cmake.h.in
@@ -17,3 +17,6 @@
 #cmakedefine HAVE_LIBSVN_CLIENT_1
 
 #cmakedefine GCC_ATOMIC_BUILTINS_FOUND
+
+// set if building headless (no OSG or OpenGL libs)
+#cmakedefine NO_OPENSCENEGRAPH_INTERFACE