<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi !,<div class=""><br class=""></div><div class="">I tried installing svgcairo ( for installing ghc vis ). I am getting following error. Could you please help me out install ghc vis.</div><div class=""><br class=""></div><div class="">Thanks in advance</div><div class=""><br class=""></div><div class="">Madhu</div><div class=""><br class=""></div><div class="">— environment details.</div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">I am on mac yosomite with gcc provided by OS X. Following is the gcc —version</div><div class=""><br class=""></div><div class=""><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">22:54:34:~$ gcc --version</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">Configured with: --prefix=/Applications/Xcode.app/Contents/Developer/usr --with-gxx-include-dir=/usr/include/c++/4.2.1</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">Apple LLVM version 6.0 (clang-600.0.56) (based on LLVM 3.5svn)</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">Target: x86_64-apple-darwin14.1.0</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">Thread model: posix</div></div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class=""><br class=""></div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class=""><div style="margin: 0px; color: rgb(52, 187, 199);" class=""><span style="font-variant-ligatures: no-common-ligatures; color: #ce7924" class="">export</span> PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:/opt/X11/lib/pkgconfig</div><div style="margin: 0px; color: rgb(52, 187, 199);" class=""><span style="font-variant-ligatures: no-common-ligatures; color: #ce7924" class="">export</span> LDFLAGS=-L/usr/local/lib</div><div style="margin: 0px; color: rgb(52, 187, 199);" class=""><span style="font-variant-ligatures: no-common-ligatures; color: #ce7924" class="">export</span> CFLAGS=-I/usr/local/include</div><div style="margin: 0px; color: rgb(52, 187, 199);" class=""><span style="font-variant-ligatures: no-common-ligatures; color: #ce7924" class="">export</span> LIBS=-L/usr/local/lib</div></div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class=""><br class=""></div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">svgcairo error</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">===============</div><div class=""><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">Configuring svgcairo-0.13.0.1...</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">Building svgcairo-0.13.0.1...</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">Preprocessing library svgcairo-0.13.0.1...</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">gtk2hsC2hs: Error in C header file.</div><div style="margin: 0px; font-size: 11px; font-family: Monaco; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">/usr/include/sys/qos.h:124: (column 34) [FATAL] </div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class=""> >>> Syntax error!</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class=""> The symbol `__attribute__' does not fit here.</div><div style="margin: 0px; font-size: 11px; font-family: Monaco; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">cabal: Error: some packages failed to install:</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">svgcairo-0.13.0.1 failed during the building phase. The exception was:</div><div style="margin: 0px; font-size: 11px; font-family: Monaco;" class="">ExitFailure 1</div></div><div class=""><br class=""></div></body></html>