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-rw-r--r--src/backend/postmaster/checkpointer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/postmaster/checkpointer.c b/src/backend/postmaster/checkpointer.c
index de0bbbfa791..aaad5c52281 100644
--- a/src/backend/postmaster/checkpointer.c
+++ b/src/backend/postmaster/checkpointer.c
@@ -326,7 +326,7 @@ CheckpointerMain(void)
/*
* Unblock signals (they were blocked when the postmaster forked us)
*/
- PG_SETMASK(&UnBlockSig);
+ sigprocmask(SIG_SETMASK, &UnBlockSig, NULL);
/*
* Ensure all shared memory values are set correctly for the config. Doing