psqlodbc - psqlodbc: Fix a make_string() bug.

Log Message:
-----------
Fix a make_string() bug.
Remove some compiler warnings.

Modified Files:
--------------
    psqlodbc:
        bind.c (r1.64 -> r1.65)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/psqlodbc/psqlodbc/bind.c.diff?r1=1.64&r2=1.65)
        connection.c (r1.151 -> r1.152)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/psqlodbc/psqlodbc/connection.c.diff?r1=1.151&r2=1.152)
        dlg_specific.c (r1.74 -> r1.75)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/psqlodbc/psqlodbc/dlg_specific.c.diff?r1=1.74&r2=1.75)
        info.c (r1.136 -> r1.137)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/psqlodbc/psqlodbc/info.c.diff?r1=1.136&r2=1.137)
        misc.c (r1.52 -> r1.53)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/psqlodbc/psqlodbc/misc.c.diff?r1=1.52&r2=1.53)
        version.h (r1.81 -> r1.82)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/psqlodbc/psqlodbc/version.h.diff?r1=1.81&r2=1.82)