[committed] Fix pdp11 build

[Richard Sandiford]

Needed this to test the effect of the SVE patches on other targets.

Tested on pdp11 and committed as obvious.

Thanks,
Richard


gcc/
        * config/pdp11/pdp11.c: Include dbxout.h.

diff --git a/gcc/config/pdp11/pdp11.c b/gcc/config/pdp11/pdp11.c
index 1dc3eef..8e2de14 100644
--- a/gcc/config/pdp11/pdp11.c
+++ b/gcc/config/pdp11/pdp11.c
@@ -39,6 +39,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "calls.h"
 #include "expr.h"
 #include "builtins.h"
+#include "dbxout.h"
 
 /* This file should be included last.  */
 #include "target-def.h"