buildsys: compile as C11

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>

diff --git a/src/Makefile b/src/Makefile
index 1ef0974598dd685084aac3287851e3f0937743b6..449004fdf5e93a02ec4b7a51172eee810b95f19e 100644 (file)
--- a/src/Makefile
+++ b/src/Makefile
@@ -5,7 +5,7 @@ BIN_DIR ?= $(DESTDIR)/usr/bin
 MAN1_DIR ?= $(DESTDIR)/usr/share/man/man1
 
 LIBS := libsystemd
-CFLAGS += -Werror -Wall -Wextra -Wl,-z,relro -g -O2
+CFLAGS += -Werror -Wall -Wextra -Wl,-z,relro -g -O2 --std=gnu11
 CFLAGS += -fstack-protector-strong -D_FORTIFY_SOURCE=2
 CFLAGS += $(shell pkg-config --cflags $(LIBS))
 LDFLAGS += $(shell pkg-config --libs $(LIBS))