Fix linker options for ODBC driver.  See comment in src/interfaces/odbc/GNUmakefile.
Fix linker options for ODBC driver.  See comment in
src/interfaces/odbc/GNUmakefile.

gavioto/psqlodbc,Distrotech/psqlodbc,Distrotech/psqlodbc,hlinnaka/psqlodbc,treasure-data/prestogres-odbc,gavioto/psqlodbc,treasure-data/prestogres-odbc,hlinnaka/psqlodbc,treasure-data/prestogres-odbc,hlinnaka/psqlodbc,Distrotech/psqlodbc,gavioto/psqlodbc