X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=simgear%2Fsimgear_config_cmake.h.in;h=a1192283281103dd0525e9338a46b9f73aa8181f;hb=c74e212494f31ca60b9c8ea0e7b6d2ff992d1f0f;hp=3d132306340aa413509da72223d816deb3f93f41;hpb=3104898c7cfbaa593846abfa433ec53623d2e162;p=simgear.git

diff --git a/simgear/simgear_config_cmake.h.in b/simgear/simgear_config_cmake.h.in
index 3d132306..a1192283 100644
--- a/simgear/simgear_config_cmake.h.in
+++ b/simgear/simgear_config_cmake.h.in
@@ -16,5 +16,7 @@
 #cmakedefine HAVE_SVN_CLIENT_H
 #cmakedefine HAVE_LIBSVN_CLIENT_1
 
+#cmakedefine GCC_ATOMIC_BUILTINS_FOUND
+
 // set if building headless (no OSG or OpenGL libs)
 #cmakedefine NO_OPENSCENEGRAPH_INTERFACE