Mesa (master): glapi: Do not use backtrace on DragonFly.

[Vinson Lee]

Module: Mesa
Branch: master
Commit: bf3a26266d3f5da18a215c8c11ce75d01582e989
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=bf3a26266d3f5da18a215c8c11ce75d01582e989

Author: Vinson Lee <vlee at freedesktop.org>
Date:   Thu Jun 19 14:31:24 2014 -0700

glapi: Do not use backtrace on DragonFly.

execinfo.h is not available on DragonFly.

Fixes this build error.

  CC       glapi_gentable.lo
glapi_gentable.c:44:22: fatal error: execinfo.h: No such file or directory

Signed-off-by: Vinson Lee <vlee at freedesktop.org>
Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/mapi/glapi/gen/gl_gentable.py |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mapi/glapi/gen/gl_gentable.py b/src/mapi/glapi/gen/gl_gentable.py
index 9db6a77..7577b66 100644
--- a/src/mapi/glapi/gen/gl_gentable.py
+++ b/src/mapi/glapi/gen/gl_gentable.py
@@ -42,7 +42,7 @@ header = """/* GLXEXT is the define used in the xserver when the GLX extension i
 #endif
 
 #if (defined(GLXEXT) && defined(HAVE_BACKTRACE)) \\
-	|| (!defined(GLXEXT) && defined(DEBUG) && !defined(_WIN32_WCE) && !defined(__CYGWIN__) && !defined(__MINGW32__) && !defined(__OpenBSD__) && !defined(__NetBSD__))
+	|| (!defined(GLXEXT) && defined(DEBUG) && !defined(_WIN32_WCE) && !defined(__CYGWIN__) && !defined(__MINGW32__) && !defined(__OpenBSD__) && !defined(__NetBSD__) && !defined(__DragonFly__))
 #define USE_BACKTRACE
 #endif