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-rw-r--r--util-src/encodings.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/util-src/encodings.c b/util-src/encodings.c
index 6c6e53ea..704c7cf8 100644
--- a/util-src/encodings.c
+++ b/util-src/encodings.c
@@ -168,6 +168,7 @@ static const luaL_Reg Reg_stringprep[] =
/***************** IDNA *****************/
#include <idna.h>
+#include <idn-free.h>
static int Lidna_to_ascii(lua_State *L) /** idna.to_ascii(s) */
{