The following bug has been logged on the website:
Bug reference: 14095
Logged by: Yoong Hor Meng
Email address: yoonghm(at)gmail(dot)com
PostgreSQL version: 9.5.2
Operating system: Linux
Description:
make uninstall does not delete
a) .../lib/postgresql
b) .../lib/ecpg*
c) .../lib/pgtypes*
d) .../lib/libpq.so*
Is this on purpose so that programs depends on it do still work?