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-rw-r--r--src/cmd/grap/main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/cmd/grap/main.c b/src/cmd/grap/main.c
index db2098f5..38c2419c 100644
--- a/src/cmd/grap/main.c
+++ b/src/cmd/grap/main.c
@@ -1,4 +1,5 @@
#define _BSD_SOURCE 1 /* strdup, mkstemp */
+#define _DEFAULT_SOURCE 1
#include <stdio.h>
#include <signal.h>
#include <math.h>