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-rw-r--r--src/wctype/towctrans.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/wctype/towctrans.c b/src/wctype/towctrans.c
index 903889df..fdb25589 100644
--- a/src/wctype/towctrans.c
+++ b/src/wctype/towctrans.c
@@ -14,6 +14,8 @@ wint_t towctrans(wint_t wc, wctrans_t desc)
return 0;
}
+__check_2(wint_t, 0, towctrans, wint_t, wctrans_t)
+
/***
The fn(towctrans) function translates the wide character arg(wc) according to
mapping described by arg(desc), which must come from a previous call to