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-rw-r--r--m4/codeset.m45
1 files changed, 4 insertions, 1 deletions
diff --git a/m4/codeset.m4 b/m4/codeset.m4
index 6f0b58e09..fbe6a80d3 100644
--- a/m4/codeset.m4
+++ b/m4/codeset.m4
@@ -1,9 +1,12 @@
-#serial 1
+#serial 2
dnl From Bruno Haible.
AC_DEFUN(jm_LANGINFO_CODESET,
[
+ AC_CHECK_HEADERS(langinfo.h)
+ AC_CHECK_FUNCS(nl_langinfo)
+
AC_CACHE_CHECK([for nl_langinfo and CODESET], jm_cv_langinfo_codeset,
[AC_TRY_LINK([#include <langinfo.h>],
[char* cs = nl_langinfo(CODESET);],