Fixed typos in configure.in.
Fixed typos in configure.in.

Monotone-Parent: 4803aebac7b93b626936e925029aaa979a0f31d5
Monotone-Revision: a382c5ec19661f02f1c3e355bedec9371e36690e

FrancisRussell/desola,FrancisRussell/desola,FrancisRussell/desola