add ifdefs for config.h

diff --git a/src/Screen.cc b/src/Screen.cc
index 81bf99ee04751010f8c74e1370e040a8639dbedc..ab7003ad2e6f556d928fdebf4102849ad75bc273 100644 (file)
--- a/src/Screen.cc
+++ b/src/Screen.cc
@@ -21,7 +21,9 @@
 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 // DEALINGS IN THE SOFTWARE.
 
+#ifdef    HAVE_CONFIG_H
 #include "../config.h"
+#endif // HAVE_CONFIG_H
 
 extern "C" {
 #include <X11/Xatom.h>