ruby on rails - Issue installing Savon gem on Red Hat Enterprise server -


i using webservices communicate erp ruby on rails application using savon. able install savon gem on local fedora machine. not able install on production server. gives following error :-

error:  error installing savon:     error: failed build gem native extension.  /opt/ruby-enterprise-1.8.7-2010.02/bin/ruby extconf.rb checking libxml/parser.h... no ----- libxml2 missing.  please visit http://nokogiri.org/tutorials/installing_nokogiri.html installing dependencies. ----- *** extconf.rb failed *** not create makefile due reason, lack of necessary libraries and/or headers.  check mkmf.log file more details.  may need configuration options.

tried reinstall libxml2 gave error. can me debug issue?

thanks in advance.....

the reason right there in error message:

libxml2 missing. please visit http://nokogiri.org/tutorials/installing_nokogiri.html
installing dependencies.

they provide red hat guide.


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