<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hi William,<div><span class="Apple-tab-span" style="white-space:pre"> </span>Ok, I've taken your suggestions and tried it, but with identical results. </div><div><br></div><div>Here are my export option. I still get the same error without the -g option<br></div><div><br></div><div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Courier; color: rgb(153, 102, 51); ">export CFLAGS="-arch i386 -Os" </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Courier; color: rgb(153, 102, 51); ">export CXXFLAGS="-arch i386 -Os" </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Courier; color: rgb(153, 102, 51); ">export LDFLAGS="-arch i386 -Os" </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Courier; color: rgb(153, 102, 51); ">export NAD2BIN=/Library/Frameworks/PROJ.framework/Programs/nad2bin </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Courier; color: rgb(153, 102, 51); "><br></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Courier; color: rgb(153, 102, 51); "><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Courier; ">./configure --with-cxx --prefix=/Applications/GRASS --enable-macosx-app --with-x --with-cxx --with-opengl</div><div><br></div><div><font class="Apple-style-span" face="Arial"><font class="Apple-style-span" color="#000000">I still get the same error</font></font></div><div><br></div><div><div>checking for gluBeginCurve in -lGLU... yes</div><div>checking for glXCreatePbuffer... no</div><div>configure: error: *** Unable to locate .</div><div><br></div><div><span class="Apple-style-span" style="color: rgb(0, 0, 0); font-family: Arial; ">I have attached the config.log file here. Please note that configure command did not complete successfully. So, I haven't had a chance to run make, so the glXCreatePBuffer() error is in the config.log.</span></div><div><font class="Apple-style-span" color="#000000" face="Arial"><br></font></div><div><font class="Apple-style-span" color="#000000" face="Arial">Any ideas on how I can resolve this or what might be causing this?</font></div><div><br></div><div></div></div></div></div></body></html>