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-rw-r--r--src/mesa/glapi/glapi.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mesa/glapi/glapi.c b/src/mesa/glapi/glapi.c
index c92b096f68..c3ebf60719 100644
--- a/src/mesa/glapi/glapi.c
+++ b/src/mesa/glapi/glapi.c
@@ -302,6 +302,20 @@ extern const GLubyte gl_dispatch_functions_start[];
#endif /* USE_X86_ASM */
+#if defined(USE_X64_64_ASM) && defined(GLX_USE_TLS)
+# define DISPATCH_FUNCTION_SIZE 16
+#elif defined(USE_X86_ASM)
+# if defined(THREADS) && !defined(GLX_USE_TLS)
+# define DISPATCH_FUNCTION_SIZE 32
+# else
+# define DISPATCH_FUNCTION_SIZE 16
+# endif
+#endif
+
+#if !defined(DISPATCH_FUNCTION_SIZE) && !defined(XFree86Server) && !defined(XGLServer)
+# define NEED_FUNCTION_POINTER
+#endif
+
#if defined(PTHREADS) || defined(GLX_USE_TLS)
/**
* Perform platform-specific GL API entry-point fixups.