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-rw-r--r--utils/config.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/utils/config.h b/utils/config.h
index d44359576..21a2e4a5a 100644
--- a/utils/config.h
+++ b/utils/config.h
@@ -24,7 +24,7 @@
/* Try to detect which features the target OS supports */
-#if (defined(_GNU_SOURCE) && !defined(__APPLE__) || defined(__HAIKU__))
+#if (defined(_GNU_SOURCE) && !defined(__APPLE__) || defined(__HAIKU__) || (defined(_POSIX_C_SOURCE) && ((_POSIX_C_SOURCE - 0) >= 200809L)))
#define HAVE_STRNDUP
#else
#undef HAVE_STRNDUP