no, in my case, i already had the symbolic link of the /usr/sbin:
$ stat /usr/sbin /usr/sbin/sendmail|grep -E "File|Size"
File: /usr/sbin -> bin
Size: 3 Blocks: 0 IO Block: 4096 symbolic link
File: /usr/sbin/sendmail
Size: 30624 Blocks: 64 IO Block: 4096 regular file