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-rw-r--r--src/stdio/optarg.ref3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/stdio/optarg.ref b/src/stdio/optarg.ref
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+++ b/src/stdio/optarg.ref
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+#include <stdio.h>
+REFERENCE(unistd/optarg.c)
+XOPEN(4)