# make ACS=1 POSTGRES=PG_CONFIG INST=/usr/local/aolserver AOLSERVER=/usr/local/aolserver install

# or

# make ACS=1 POSTGRES=SEPARATELY PGLIB=/usr/lib/postgresql/lib/ PGINC=/usr/include/postgresql/ INST=/usr/local/aolserver AOLSERVER=/usr/local/aolserver install