Installation error of libxml-sax

Peng Yu pengyu.ut at
Fri Apr 24 15:38:31 UTC 2015

I got the following errors. Does anybody know how to fix it? Thanks.

~$ cabal install libxml-sax
Resolving dependencies...
Configuring libxml-sax-0.7.5...
Failed to install libxml-sax-0.7.5
Last 10 lines of the build log (
/Users/pengy/.cabal/logs/libxml-sax-0.7.5.log ):
Configuring libxml-sax-0.7.5...
setup-Cabal- The program pkg-config version
>=0.9.0 is required but it could not be found.
cabal: Error: some packages failed to install:
libxml-sax-0.7.5 failed during the configure step. The exception was:
ExitFailure 1


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