title: stdint.h and inttypes.h missing
body: <p>I am calling for any GCC/MinGW master out there. I try to install a library in Windows 8.1 using MinGW, and configure says stdint.h and inttypes.h are missing :</p>
  
  <pre><code>$ ./configure
  checking for gcc... gcc
  checking whether the C compiler works... yes
  checking for C compiler default output file name... a.exe
  checking for suffix of executables... .exe
  checking whether we are cross compiling... no
  checking for suffix of object files... o
  checking whether we are using the GNU C compiler... yes
  checking whether gcc accepts -g... yes
  checking for gcc option to accept ISO C89... none needed
  checking for ranlib... ranlib
  checking how to run the C preprocessor... gcc -E
  checking for grep that handles long lines and -e... /bin/grep
  checking for egrep... /bin/grep -E
  checking for ANSI C header files... yes
  checking for sys/types.h... yes
  checking for sys/stat.h... yes
  checking for stdlib.h... yes
  checking for string.h... yes
  checking for memory.h... yes
  checking for strings.h... yes
  checking for inttypes.h... no
  checking for stdint.h... no
  </code></pre>
  
  <p>This is my MinGW setup after downloading the current version from <a href="http://www.mingw.org/category/wiki/download" rel="nofollow">http://www.mingw.org/category/wiki/download</a>:</p>
  
  <pre><code>MINGWBASEDIR=C:\MinGW
  gcc version 4.9.3 (GCC)
  gcc version 4.8.1 (GCC)
  GNU gdb (GDB) 7.6.1
  GNU ld (GNU Binutils) 2.25.1
  GNU windres (GNU Binutils) 2.25.1
  GNU dlltool (GNU Binutils) 2.25.1
  libtool (GNU libtool) 2.4
  PExports 0.47; Originally written 1998, Anders Norlander
  GNU Make 3.82.90
  #define __MINGW32_VERSION           3.20
  #define __W32API_VERSION 3.17
  
  $ echo $MSYSTEM
  MINGW32
  
  $  locate stdint.h
  reports nothing (updatedb is up to date)
  </code></pre>
  
  <p>How I can get those headers in my box?</p>