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-rw-r--r--src/localconsts.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/localconsts.h b/src/localconsts.h
index 1566292f5..dcd0613b2 100644
--- a/src/localconsts.h
+++ b/src/localconsts.h
@@ -70,6 +70,7 @@
#define A_WARN_UNUSED __attribute__ ((warn_unused_result))
#define DEPRECATED __attribute__ ((deprecated))
#define restrict __restrict__
+#define A_NONNULL(...) __attribute__((nonnull (__VA_ARGS__)))
#else
#define A_UNUSED
#define A_WARN_UNUSED