bug#14830: [PATCH] * configure.ac (HAVE_W32): Avoid nested functions

[Eli Zaretskii]

> Date: Tue, 09 Jul 2013 00:49:43 +0200
> From: Peter Rosin <peda@lysator.liu.se>
> 
> diff --git a/ChangeLog b/ChangeLog
> index 220cffb..03011cf 100644
> --- a/ChangeLog
> +++ b/ChangeLog
> @@ -1,3 +1,8 @@
> +2013-07-09  Peter Rosin <peda@lysator.liu.se>  (tiny change>
> +
> +     * configure.ac (HAVE_W32): Avoid nested functions (the second
> +     argument of AC_LANG_PROGRAM is expanded inside a function).
> +
>  2013-07-08  Magnus Henoch <magnus.henoch@gmail.com> (tiny change)
> 
>       * configure.ac (HAVE_IMAGEMAGICK): Check on NS also (Bug#14798).
> diff --git a/configure.ac b/configure.ac
> index 3830ee3..1188f1b 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -1632,10 +1632,10 @@ fi
> 
>  if test "${opsys}" = "mingw32"; then
>    AC_MSG_CHECKING([whether Windows API headers are recent enough])
> -  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
> +  AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
>       #include <windows.h>
> -     #include <usp10.h>]],
> -   [[void test(PIMAGE_NT_HEADERS pHeader)
> +     #include <usp10.h>
> +     void test(PIMAGE_NT_HEADERS pHeader)
>       {PIMAGE_SECTION_HEADER pSection = IMAGE_FIRST_SECTION(pHeader);}]])],
>     [emacs_cv_w32api=yes
>      HAVE_W32=yes],

Sorry, I don't follow: what is the problem with the current code?