configure: Improve check for PostgreSQL's libpq. 20100419040522/pspp
[pspp] / tests / expressions /
drwxr-xr-x   ..
-rwxr-xr-x 7619 epoch.sh
-rwxr-xr-x 64588 expressions.sh
-rwxr-xr-x 1518 randist.sh
drwxr-xr-x - randist
-rwxr-xr-x 1856 valuelabel.sh
-rwxr-xr-x 2222 variables.sh
-rwxr-xr-x 1666 vectors.sh