Issue #22631: Added Linux-specific socket constant CAN_RAW_FD_FRAMES.
Patch courtesy of Joe Jevnik.
diff --git a/pyconfig.h.in b/pyconfig.h.in
index c8ce976..0d40c94 100644
--- a/pyconfig.h.in
+++ b/pyconfig.h.in
@@ -531,6 +531,9 @@
 /* Define to 1 if you have the <linux/can.h> header file. */
 #undef HAVE_LINUX_CAN_H
 
+/* Define if compiling using Linux 3.6 or later. */
+#undef HAVE_LINUX_CAN_RAW_FD_FRAMES
+
 /* Define to 1 if you have the <linux/can/raw.h> header file. */
 #undef HAVE_LINUX_CAN_RAW_H