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-rw-r--r--src/include/storage/pmsignal.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/include/storage/pmsignal.h b/src/include/storage/pmsignal.h
index 5ecc1b757c8..074734156ba 100644
--- a/src/include/storage/pmsignal.h
+++ b/src/include/storage/pmsignal.h
@@ -14,6 +14,8 @@
#ifndef PMSIGNAL_H
#define PMSIGNAL_H
+#include <signal.h>
+
#ifdef HAVE_SYS_PRCTL_H
#include "sys/prctl.h"
#endif