dnl
dnl Check for C99 designated initializers:
dnl
AC_LANG_SAVE
AC_LANG_C
AC_MSG_CHECKING([for C99 designated initializers])
AC_TRY_COMPILE([
        union { int one; const char * two } foo = { .two = "Hello" };
], [], [
        AC_DEFINE(HAVE_C99_INITIALIZERS, 1, [Define to 1 if your C compiler support C99 designated initializers])
        AC_MSG_RESULT([yes])
], [
        AC_MSG_RESULT([no])
])

AC_LANG_RESTORE