The DLZ_DRIVER_MYSQL_INCLUDES and DLZ_DRIVER_MYSQL_LIBS build variables
are not used anywhere. Remove their definitions and the associated
AC_SUBST() calls.
DLZ_DRIVER_SRCS=""
DLZ_DRIVER_OBJS=""
DLZ_SYSTEM_TEST=""
-DLZ_DRIVER_MYSQL_INCLUDES=""
-DLZ_DRIVER_MYSQL_LIBS=""
#
#
# AC_SUBST(DLZ_DRIVER_SRCS)
# AC_SUBST(DLZ_DRIVER_OBJS)
# AC_SUBST(DLZ_SYSTEM_TEST)
-# AC_SUBST(DLZ_DRIVER_MYSQL_INCLUDES)
-# AC_SUBST(DLZ_DRIVER_MYSQL_LIBS)
# AC_SUBST_FILE(DLZ_DRIVER_RULES)
# this ensures the configure summary report comes out right
test -z "$with_dlz_bdb" && with_dlz_bdb=no