package/config: add gettext helper

From Bernhards tree (2b693d78)

diff --git a/package/config/check.sh b/package/config/check.sh
new file mode 100755 (executable)
index 0000000..fa59cbf
--- /dev/null
+++ b/package/config/check.sh
@@ -0,0 +1,14 @@
+#!/bin/sh
+# Needed for systems without gettext
+$* -xc -o /dev/null - > /dev/null 2>&1 << EOF
+#include <libintl.h>
+int main()
+{
+       gettext("");
+       return 0;
+}
+EOF
+if [ ! "$?" -eq "0"  ]; then
+       echo -DKBUILD_NO_NLS;
+fi
+