[Gentoo]You still haven't deleted //etc/locales.build.

when emerge glibc, an error occured.
* You still haven't deleted //etc/locales.build.    
 * Do so now after making sure //etc/locale.gen is kosher.   
 *   
 * ERROR: sys-libs/glibc-2.9_p20081201-r2 failed.    
 * Call stack:   
 *    ebuild.sh, line   49:  Called pkg_setup
 *   glibc-2.9_p20081201-r2.ebuild, line  179:  Called eblit-run 'pkg_setup'
 *   glibc-2.9_p20081201-r2.ebuild, line  165:  Called eblit-glibc-pkg_setup
 * pkg_setup.eblit, line   42:  Called die   
 * The specific snippet of code:
 *   die "lazy upgrader detected"
 *  The die message:
 *   lazy upgrader detected  
 *  
Resolve:
#locale-gen
#rm /etc/locales.build -f
re-emerge glibc
compile success!