<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div dir="ltr" id="yui_3_16_0_1_1430033437846_19726">Hi all</div><div id="yui_3_16_0_1_1430033437846_19758" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_19757" dir="ltr">I need a small help to get my first C program to compile on Widows 8.1. I'm an Unix guy but new to Windows.</div><div id="yui_3_16_0_1_1430033437846_19889" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_19878" dir="ltr">I installed MS Visual Studio 2013 free version and the LLVM 3.6.0 binary pre-built version.</div><div id="yui_3_16_0_1_1430033437846_20009" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_19981" dir="ltr">Here is my sample C program:</div><div id="yui_3_16_0_1_1430033437846_19971" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_19975" dir="ltr">#include <stdio.h><br style="" class="">int main() {<br style="" class=""> printf("hello world\n");<br style="" class=""> return 0;<br style="" class="">}</div><div id="yui_3_16_0_1_1430033437846_19983" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_19986" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_20048" dir="ltr">1.<br></div><div id="yui_3_16_0_1_1430033437846_20023" dir="ltr">>clang test1.c -o test1.exe<br style="" class="">test1.c:2:10: fatal error: 'stdio.h' file not found<br style="" class="">#include <stdio.h></div><div id="yui_3_16_0_1_1430033437846_20067" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_20068" dir="ltr">2.</div><div dir="ltr" id="yui_3_16_0_1_1430033437846_20090">>clang test1.c -I"c:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\include" -o test1.exe<br style="" class="">In file included from test1.c:2:<br style="" class="">In file included from c:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\include\stdio.h:20:<br style="" class="">In file included from c:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\include\crtdefs.h:74:<br style="" class="">c:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\include\vadefs.h:50:9: error:<br style="" class=""> unknown type name '__w64'<br style="" class="">typedef _W64 unsigned int uintptr_t;</div><div id="yui_3_16_0_1_1430033437846_20139" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_20140" dir="ltr">My questions:</div><div id="yui_3_16_0_1_1430033437846_20141" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_20152" dir="ltr">a) Am I referring to the correct C header files folder?</div><div id="yui_3_16_0_1_1430033437846_20153" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_20180" dir="ltr">b) Do I have to include a Windows specific include file where __w64 is defined?</div><div dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_20244" dir="ltr">Many thanks in advance.</div><div id="yui_3_16_0_1_1430033437846_20242" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_20239" dir="ltr">Best regards</div><div id="yui_3_16_0_1_1430033437846_20237" dir="ltr">Unga</div><div id="yui_3_16_0_1_1430033437846_20192" dir="ltr"><br></div><div id="yui_3_16_0_1_1430033437846_19970" dir="ltr"><br></div></div></body></html>