If you look at the machine code generated for SQLite version 2.8.9
by GCC (with full optimization) the relative sizes of the various
subsystems within SQLite break out something like this:

{image: sizes3.gif}

If you are looking to reduce the size of the library, the place to
start should probably be the code generator, since that one component
uses over 1/3rd of the space.  The code generator breaks down as follows:

{image: sizes1.gif}