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-rw-r--r--contrib/libreadline/rlstdc.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/contrib/libreadline/rlstdc.h b/contrib/libreadline/rlstdc.h
index dac8e98..a1ca208 100644
--- a/contrib/libreadline/rlstdc.h
+++ b/contrib/libreadline/rlstdc.h
@@ -36,4 +36,16 @@
# endif
#endif
+#if !defined (__STDC__) && !defined (__cplusplus)
+# if defined (__GNUC__) /* gcc with -traditional */
+# if !defined (const)
+# define const __const
+# endif /* !const */
+# else /* !__GNUC__ */
+# if !defined (const)
+# define const
+# endif /* !const */
+# endif /* !__GNUC__ */
+#endif /* !__STDC__ && !__cplusplus */
+
#endif /* !_RL_STDC_H_ */
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