Do you want to use a different make command for 'make install'? Cautious people will probably prefer: su root -c make or sudo make or /path1/to/sudo -u admin_account /path2/to/make or some such. Your choice: [sudo make] ... Do you want to use a different command for './Build install'? Sudo users will probably prefer: su root -c ./Build or sudo ./Build or /path1/to/sudo -u admin_account ./Build or some such. Your choice: [sudo ./Build]