Remove protocol-dependent code.  This should have been on previous commit.
Remove protocol-dependent code.  This should have been on previous commit.

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