I had the same problem. I corrected it by installing Fixpak 14 (DB2 8.1). The missing definitions are in sqllib/include/sqlcli1.h after the fixpak is installed. I do not know what v7 fixpak is needed. Try applying the latest v7 fixpak and then try building again.

Mike Laris
Summit Research, Inc.
mlaris@sumx.com