1 files changed, 4 insertions, 0 deletions
diff --git a/base.h b/base.h
index 9ecbda4..afd320a 100644
--- a/base.h
+++ b/base.h
@@ -5,6 +5,10 @@
 #define NDEBUG 1
 #endif
 
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+
 #if _WIN32
 #include <windows.h>
 #include <shlobj.h>