Platform: Xlib strikes again, this time with #define Bool int.

THe new MaterialData APIs introduce MaterialAttributeType::Bool and
everything kinda explodes with that.

Seriously, what were the people in 1979 thinking.

src/Magnum/Platform/AbstractXApplication.h

@@ -40,6 +40,7 @@
 #include <X11/Xutil.h>
 /* undef Xlib nonsense to avoid conflicts */
 #undef Always
+#undef Bool
 #undef Complex
 #undef Convex
 #undef None
@@ -51,6 +52,11 @@
 #undef Button4
 #undef Button5
 
+#ifndef DOXYGEN_GENERATING_OUTPUT
+/* Unfortunately Xlib *needs* the Bool type, so provide a typedef instead */
+typedef int Bool;
+#endif
+
 #include "Magnum/Magnum.h"
 #include "Magnum/Tags.h"
 #include "Magnum/GL/GL.h"

src/Magnum/Platform/WindowlessEglApplication.h

@@ -37,12 +37,18 @@
 #include <EGL/eglext.h>
 /* undef Xlib nonsense to avoid conflicts */
 #undef Always
+#undef Bool
 #undef Complex
 #undef None
 #undef Status
 #include <Corrade/Containers/EnumSet.h>
 #include <Corrade/Containers/Pointer.h>
 
+#ifndef DOXYGEN_GENERATING_OUTPUT
+/* Unfortunately Xlib *needs* the Bool type, so provide a typedef instead */
+typedef int Bool;
+#endif
+
 #include "Magnum/Magnum.h"
 #include "Magnum/GL/OpenGL.h"
 #include "Magnum/Tags.h"

src/Magnum/Platform/WindowlessGlxApplication.h

@@ -46,6 +46,7 @@
 #include <X11/Xutil.h>
 /* undef Xlib nonsense to avoid conflicts */
 #undef Always
+#undef Bool
 #undef Complex
 #undef Convex
 #undef None
@@ -57,6 +58,11 @@
 #undef Button4
 #undef Button5
 
+#ifndef DOXYGEN_GENERATING_OUTPUT
+/* Unfortunately Xlib *needs* the Bool type, so provide a typedef instead */
+typedef int Bool;
+#endif
+
 namespace Magnum { namespace Platform {
 
 /**