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-rw-r--r--include/argp.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/argp.h b/include/argp.h
index 92be5f90f1..6cf8782060 100644
--- a/include/argp.h
+++ b/include/argp.h
@@ -1 +1,11 @@
+#ifndef _ARGP_H
 #include <argp/argp.h>
+
+#ifndef _ISOMAC
+extern __typeof (__argp_error) __argp_error attribute_hidden;
+extern __typeof (__argp_failure) __argp_failure attribute_hidden;
+extern __typeof (__argp_input) __argp_input attribute_hidden;
+extern __typeof (__argp_state_help) __argp_state_help attribute_hidden;
+#endif
+
+#endif