[ 79%] Building CXX object client/CMakeFiles/mysqltest.dir/mysqltest.cc.o
/usr/src/mysql/Percona-Server-5.5.11-rel20.2/client/mysqltest.cc:80: error: ‘int setenv(const char*, const char*, int)’ was declared ‘extern’ and later ‘static’
/usr/include/stdlib.h:585: error: previous declaration of ‘int setenv(const char*, const char*, int)’
/usr/src/mysql/Percona-Server-5.5.11-rel20.2/client/mysqltest.cc: In function ‘char* re_eprint(int)’:
/usr/src/mysql/Percona-Server-5.5.11-rel20.2/client/mysqltest.cc:7910: warning: unused variable ‘len’
make[2]: *** [client/CMakeFiles/mysqltest.dir/mysqltest.cc.o] Error 1
make[1]: *** [client/CMakeFiles/mysqltest.dir/all] Error 2
make: *** [all] Error 2