Log Message:-----------Fix a bug reported by Marco Cassiano and suppress some compiler warnings.
Modified Files:-------------- psqlodbc: convert.c (r1.185 -> r1.186) (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/psqlodbc/psqlodbc/convert.c?r1=1.185&r2=1.186)
