when building with libidn support, check for idna_strerror() which is

included in very recent versions

diff --git a/configure.ac b/configure.ac
index c94cbcf..b1e60b9 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -972,7 +972,7 @@ case "$LIBIDN" in
        if test "x$nolibidn" != "xtrue"; then
          curl_idn_msg="enabled"
          dnl different versions of libidn have different setups of these:
-         AC_CHECK_FUNCS( idn_free )
+         AC_CHECK_FUNCS( idn_free idna_strerror )
          AC_CHECK_HEADERS( idn-free.h )
        fi