More cleanup.

src/interfaces/odbc/bind.c

src/interfaces/odbc/bind.h

src/interfaces/odbc/columninfo.c

src/interfaces/odbc/columninfo.h

src/interfaces/odbc/connection.c

src/interfaces/odbc/connection.h

src/interfaces/odbc/convert.c

src/interfaces/odbc/convert.h

src/interfaces/odbc/dlg_specific.c

src/interfaces/odbc/dlg_specific.h

src/interfaces/odbc/drvconn.c

src/interfaces/odbc/environ.c

src/interfaces/odbc/environ.h

src/interfaces/odbc/execute.c

src/interfaces/odbc/gpps.h

src/interfaces/odbc/info.c

src/interfaces/odbc/isql.h

src/interfaces/odbc/isqlext.h

src/interfaces/odbc/lobj.c

src/interfaces/odbc/lobj.h