diff --git a/libs/libdingaling/src/libdingaling.h b/libs/libdingaling/src/libdingaling.h
index cdbd7ac2d8..8cf660c40c 100644
--- a/libs/libdingaling/src/libdingaling.h
+++ b/libs/libdingaling/src/libdingaling.h
@@ -53,6 +53,8 @@ extern "C" {
 #ifdef __STUPIDFORMATBUG__
 }
 #endif
+#define __EXTENSIONS__ 1
+#include <strings.h>
 
 #define LDL_HANDLE_QLEN 2000
 #define LDL_MAX_CANDIDATES 10