To build the PDO_IBM extension, the DB2 Client v9.1 or later must be
installed on the same system as PHP. The DB2 Client can be downloaded
from the IBM » Application Development
Site.
Note:
Note
The DB2 Client v9.1 or later supports direct access to DB2 for Linux,
UNIX, and Windows v8 and v9.1 servers.
The DB2 Client v9.1 also supports access to DB2 UDB for i5 and DB2 UDB
for z/OS servers using the separately purchased » DB2
Connect product.
bash$ ./configure --with-pdo-ibm=/path/to/sqllib[,shared]
environment variable.