From f4cded3dbd2ec31f8718667dcb72791a832a0b6d Mon Sep 17 00:00:00 2001
From: Guang Zhao <zheguang.zhao@gmail.com>
Date: Mon, 18 Aug 2025 22:53:28 +1000
Subject: [PATCH] Specify C standard in compiler

---
 dbgen/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dbgen/Makefile b/dbgen/Makefile
index 3354e785..2b7641dc 100644
--- a/dbgen/Makefile
+++ b/dbgen/Makefile
@@ -110,7 +110,7 @@ DATABASE = POSTGRESQL
 MACHINE  = LINUX
 WORKLOAD = TPCH
 #
-CFLAGS	= -g -DDBNAME=\"dss\" -D$(MACHINE) -D$(DATABASE) -D$(WORKLOAD) -DRNG_TEST -D_FILE_OFFSET_BITS=64
+CFLAGS	= -std=gnu99 -g -DDBNAME=\"dss\" -D$(MACHINE) -D$(DATABASE) -D$(WORKLOAD) -DRNG_TEST -D_FILE_OFFSET_BITS=64
 LDFLAGS = -O
 # The OBJ,EXE and LIB macros will need to be changed for compilation under
 #  Windows NT