1 files changed, 11 insertions, 0 deletions
diff --git a/src/unix/sunos.c b/src/unix/sunos.c
index d511c18..2bf297e 100644
--- a/src/unix/sunos.c
+++ b/src/unix/sunos.c
@@ -865,3 +865,14 @@ void uv_free_interface_addresses(uv_interface_address_t* addresses,
 
   uv__free(addresses);
 }
+
+
+#if !defined(_POSIX_VERSION) || _POSIX_VERSION < 200809L
+size_t strnlen(const char* s, size_t maxlen) {
+  const char* end;
+  end = memchr(s, '\0', maxlen);
+  if (end == NULL)
+    return maxlen;
+  return end - s;
+}
+#endif