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 --