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-rw-r--r--src/include/storage/shmem.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/include/storage/shmem.h b/src/include/storage/shmem.h
index 3b0cc9d3800..842989111c3 100644
--- a/src/include/storage/shmem.h
+++ b/src/include/storage/shmem.h
@@ -21,10 +21,12 @@
#ifndef SHMEM_H
#define SHMEM_H
+#include "storage/spin.h"
#include "utils/hsearch.h"
/* shmem.c */
+extern PGDLLIMPORT slock_t *ShmemLock;
extern void InitShmemAccess(void *seghdr);
extern void InitShmemAllocation(void);
extern void *ShmemAlloc(Size size);