Reorganize code to allow path-relative installs.

Bruce Momjian <bruce@momjian.us>

Commit: 3febb477e643c1cd37fc8d2d3e02685dce6d1196
Author: Bruce Momjian <bruce@momjian.us>
Date: 2004-05-17T14:35:34Z
Releases: 8.0.0
Reorganize code to allow path-relative installs.

Create new get_* functions to access compiled-in paths and adjust if
relative installs are to be used.

Clean up substitute_libpath_macro() code.

Files