Log Message:-----------Add a troubleshoting entry about "libguile.so.17: undefined symbol:pthread_create" error.
Modified Files:-------------- htdocs: index.html (r1.24 -> r1.25) (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plscheme/htdocs/index.html.diff?r1=1.24&r2=1.25)
