Switch textandloc package from using MCL to FCL, to get correct cp850.txt, and therefore allow build to continue.
(Cf bug 3262)
source,dst,type,pattern,sysdef
//v800008/Builds01/mercurial_internal/rnd/rndonly/aricent/,/rnd/rndonly/aricent,branch,default,
//v800008/Builds01/mercurial_internal/rnd/rndonly/ibm/,/rnd/rndonly/ibm,branch,default,
//v800008/Builds01/mercurial_internal/rnd/rndonly/immersion/,/rnd/rndonly/immersion,branch,default,
//v800008/Builds01/mercurial_internal/rnd/rndonly/monotype/,/rnd/rndonly/monotype,branch,default,
//v800008/Builds01/mercurial_internal/rnd/rndonly/realnetworks/,/rnd/rndonly/realnetworks,branch,default,
//v800008/Builds01/mercurial_internal/rnd/rndonly/samsung/,/rnd/rndonly/samsung,branch,default,
//v800008/Builds01/mercurial_internal/rnd/redist/objective_systems/,/rnd/redist/objective_systems,branch,default,