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Diffstat (limited to 'sway/commands/bar/separator_symbol.c')
-rw-r--r--sway/commands/bar/separator_symbol.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sway/commands/bar/separator_symbol.c b/sway/commands/bar/separator_symbol.c
index 392ab730..060b8f52 100644
--- a/sway/commands/bar/separator_symbol.c
+++ b/sway/commands/bar/separator_symbol.c
@@ -1,4 +1,4 @@
-#define _XOPEN_SOURCE 500
+#define _POSIX_C_SOURCE 200809L
#include <string.h>
#include "sway/commands.h"
#include "log.h"