"Shared libraries are a fundamental component for the efficient
use of space and resources on a modern UNIX system. The C library
on a SUSE 9.1 system is made up of about 1.3 MB. A copy of that
library for every program in /usr/bin (and I have 2,569!) would
take up a couple of gigabytes of space.
"Of course this number is inflated--statically linked programs
would incorporate only those parts of the library that they use.
Nonetheless, the amount of space tied up by all those duplicate
copies of printf() would give the system a very bloated