1 files changed, 12 insertions, 0 deletions
diff --git a/ext/iconv/iconv.c b/ext/iconv/iconv.c
index 09e3b393ef..677c10e3ad 100644
--- a/ext/iconv/iconv.c
+++ b/ext/iconv/iconv.c
@@ -146,6 +146,18 @@ map_charset
     return StringValuePtr(*code);
 }
 
+NORETURN(static void rb_iconv_sys_fail(const char *s));
+static void
+rb_iconv_sys_fail(const char *s)
+{
+    if (errno == 0) {
+	rb_exc_raise(iconv_fail(rb_eIconvBrokenLibrary, Qnil, Qnil, NULL, s));
+    }
+    rb_sys_fail(s);
+}
+
+#define rb_sys_fail(s) rb_iconv_sys_fail(s)
+
 static iconv_t
 iconv_create
 #ifdef HAVE_PROTOTYPES