[PATCH 1/3] Add _DRM_HIDDEN macro

[Julien Cristau]

Introduce a new internal header since that doesn't seem to exist yet.
Or maybe I should rename xf86atomic.h instead.
---
 xf86drm-internals.h |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)
 create mode 100644 xf86drm-internals.h

diff --git a/xf86drm-internals.h b/xf86drm-internals.h
new file mode 100644
index 0000000..bf5ff51
--- /dev/null
+++ b/xf86drm-internals.h
@@ -0,0 +1,12 @@
+#ifndef XF86DRM_INTERNALS_H
+#define XF86DRM_INTERNALS_H
+
+#if defined(__GNUC__) && (__GNUC__ >= 4)
+# define _DRM_HIDDEN      __attribute__((visibility("hidden")))
+#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
+# define _DRM_HIDDEN      __hidden
+#else /* not gcc >= 4 and not Sun Studio >= 8 */
+# define _X_HIDDEN
+#endif /* GNUC >= 4 */
+
+#endif
-- 
1.7.1