dnl for backtrace()
AC_CHECK_HEADERS([execinfo.h])
+AC_CHECK_DECL([_NL_MEASUREMENT_MEASUREMENT],[
+ AC_DEFINE([HAVE__NL_MEASUREMENT_MEASUREMENT],[1],[Define if _NL_MEASUREMENT_MEASUREMENT is available])
+ ],[],[#include <langinfo.h>])
+
dnl ================== pdf checks ===================================================
AC_ARG_ENABLE(pdf,
[AC_HELP_STRING([--enable-pdf], [Compile with pdf support])],enable_pdf="$enableval",enable_pdf=yes)