examples → interfaces Relation

File in src/test/examples	Includes file in src/interfaces
testlibpq.c	libpq / libpq-fe.h
testlibpq2.c	libpq / libpq-fe.h
testlibpq3.c	libpq / libpq-fe.h
testlibpq4.c	libpq / libpq-fe.h
testlo.c	libpq / libpq-fe.h
testlo64.c	libpq / libpq-fe.h