<div dir="ltr"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I try to build Boost on MSYS2-64Bit which includes 64-Bit  headers of<br class="gmail_msg">
windows. Boost is calling a 32-Bit variant of windows API even when<br class="gmail_msg">
Boost is configured to build 64-Bit.<br class="gmail_msg">
<br class="gmail_msg"></blockquote><div> </div><div>What do you mean by &quot;64-Bits headers&quot;? How are the headers different? What error are you getting?</div><div><br></div><div>For the record I build on windows using MYS2 64bit all the time with no problems.</div><div><br></div><div>-- chris </div></div></div>