ATTRIBUTE_SENTINEL was defined for GCC >= 4.0 only, resulting in
compile errors when using GCC < 4.0.
---
src/internal.h | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/src/internal.h b/src/internal.h
index 09c19ea..5ca1fa3 100644
--- a/src/internal.h
+++ b/src/internal.h
@@ -100,6 +100,8 @@
#ifndef ATTRIBUTE_SENTINEL
#if __GNUC_PREREQ (4, 0)
#define ATTRIBUTE_SENTINEL __attribute__((__sentinel__))
+#else
+#define ATTRIBUTE_SENTINEL
#endif
#endif
--
1.6.0.4