<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><blockquote type="cite"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><div class=""><div><blockquote type="cite" class=""><div class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><font face="Verdana, Arial, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="background-color: rgb(255, 255, 255);" class=""><br></span></font></div><div class=""><font face="Verdana, Arial, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="background-color: rgb(255, 255, 255);" class="">If so, the workaround for that was to make a local copy of Availability.h in </span></font><span class="" style="font-family: Verdana, Arial, 'Bitstream Vera Sans', Helvetica, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255); ">/opt/local/include</span><span style="font-family: Verdana, Arial, 'Bitstream Vera Sans', Helvetica, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255);" class=""> and edit it there.</span></div></div></div></blockquote></div></div></div></div></blockquote><blockquote type="cite"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><div class=""><div><blockquote type="cite" class=""><div class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><span style="background-color: rgb(255, 255, 255); font-size: 13px;" class=""><font class="Apple-style-span" face="Verdana, Arial, 'Bitstream Vera Sans', Helvetica, sans-serif"><br class=""></font></span></div></div></div></blockquote></div></div></div></div></blockquote><br></div><div>I'd still reinstall Xcode and the command line tools -- but you don't have a rogue <span class="Apple-style-span" style="font-family: Verdana, Arial, 'Bitstream Vera Sans', Helvetica, sans-serif; "><span class="" style="background-color: rgb(255, 255, 255); ">Availability.h sitting </span></span> <span class="" style="font-family: Verdana, Arial, 'Bitstream Vera Sans', Helvetica, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255); ">/opt/local/include do you? If so, that's your trouble.</span></div><div><span class="" style="font-family: Verdana, Arial, 'Bitstream Vera Sans', Helvetica, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255); "><br></span></div><div><span class="" style="font-family: Verdana, Arial, 'Bitstream Vera Sans', Helvetica, sans-serif; font-size: 13px; background-color: rgb(255, 255, 255); ">K</span></div><br></body></html>