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-rw-r--r--tools/build/binpatch.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/build/binpatch.c b/tools/build/binpatch.c
index d85303e171..9c0a899a26 100644
--- a/tools/build/binpatch.c
+++ b/tools/build/binpatch.c
@@ -5,6 +5,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
+#include <unistd.h>
static char buf[512];