atomic repo for centos - upgrade php from 5.1.6 to 5.2.x

http://wiki.centos.org/HowTos/PHP_5.1_To_5.2

How to restore a missing RCS-managed file
# co -p ./RCS/missing_filename,v >> ./missing_filename


How to view current locks on RCS-managed files
# rlog -L -R RCS/*

How remove current locks on RCS-managed files
# rcs -u ./filename_of_locked_file