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Diffstat (limited to 'libs/libmdbx/src/test/base.h')
-rw-r--r--libs/libmdbx/src/test/base.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/libs/libmdbx/src/test/base.h b/libs/libmdbx/src/test/base.h
index 0b4d26e51b..5ca134a81d 100644
--- a/libs/libmdbx/src/test/base.h
+++ b/libs/libmdbx/src/test/base.h
@@ -39,6 +39,10 @@
#include <SDKDDKVer.h>
#endif /* WINDOWS */
+#ifdef __APPLE__
+#define _DARWIN_C_SOURCE
+#endif
+
#include <errno.h>
#include <limits.h>
#include <stdio.h>