> checking [for cmex10]... /usr/local/share/lyx/configure: kpsewhich: > command not found
kpsewhich is part of the tex distribution right.. so you may want to check if the tex distribution was installed properly.. or maybe the path to kpsewhich isn't in your default path... the experts will be able to pinpoint the problem hopefully, but something to check out in the meanwhile.. nirmal