1 files changed, 3 insertions, 3 deletions

diff --git a/src/alloc.c b/src/alloc.c
index ac3de83b2b6..2cee6462564 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -1553,7 +1553,7 @@ make_interval (void)
 /* Mark Lisp objects in interval I.  */
 
 static void
-mark_interval (register INTERVAL i, Lisp_Object dummy)
+mark_interval (INTERVAL i, void *dummy)
 {
   /* Intervals should never be shared.  So, if extra internal checking is
      enabled, GC aborts if it seems to have visited an interval twice.  */
@@ -1567,7 +1567,7 @@ mark_interval (register INTERVAL i, Lisp_Object dummy)
 #define MARK_INTERVAL_TREE(i)                                   \
   do {                                                          \
     if (i && !i->gcmarkbit)                                     \
-      traverse_intervals_noorder (i, mark_interval, Qnil);      \
+      traverse_intervals_noorder (i, mark_interval, NULL);      \
   } while (0)
 
 /***********************************************************************
@@ -6943,7 +6943,7 @@ sweep_symbols (void)
   symbol_free_list = NULL;
 
   for (int i = 0; i < ARRAYELTS (lispsym); i++)
-    lispsym[i].gcmarkbit = 0;
+    lispsym[i].s.gcmarkbit = 0;
 
   for (sblk = symbol_block; sblk; sblk = *sprev)
     {