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-rw-r--r--src/glx/x11/indirect_vertex_program.c4
-rw-r--r--src/glx/x11/pixelstore.c4
2 files changed, 8 insertions, 0 deletions
diff --git a/src/glx/x11/indirect_vertex_program.c b/src/glx/x11/indirect_vertex_program.c
index 865a4b1ba1..3313ac008a 100644
--- a/src/glx/x11/indirect_vertex_program.c
+++ b/src/glx/x11/indirect_vertex_program.c
@@ -30,6 +30,10 @@
#include "indirect_vertex_array.h"
#include <GL/glxproto.h>
+#if !defined __GNUC__ || __GNUC__ < 3
+# define __builtin_expect(x, y) x
+#endif
+
static void
do_vertex_attrib_enable(GLuint index, GLboolean val)
{
diff --git a/src/glx/x11/pixelstore.c b/src/glx/x11/pixelstore.c
index 0eb31bf1e3..8b51b5d8b7 100644
--- a/src/glx/x11/pixelstore.c
+++ b/src/glx/x11/pixelstore.c
@@ -31,6 +31,10 @@
#include "glxclient.h"
#include "indirect.h"
+#if !defined __GNUC__ || __GNUC__ < 3
+# define __builtin_expect(x, y) x
+#endif
+
/**
* Send glPixelStore command to the server
*