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-rw-r--r--scripts/echo.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/scripts/echo.c b/scripts/echo.c
index 8c6b409..7474ccd 100644
--- a/scripts/echo.c
+++ b/scripts/echo.c
@@ -27,6 +27,7 @@
#include <stdio.h>
#include <string.h>
#include <limits.h>
+#include <unistd.h>
#define WANT_HEX_ESCAPES 1