pgsql: The Win32 DEF files that are generated for libpq contain the

Log Message:
-----------
The Win32 DEF files that are generated for libpq contain the attribute
"DESCRIPTION", which is actually only allowed for device drivers. The
compilers ignore it with a warning - if we remove them, we get rid of
the warning.

Magnus Hagander

Modified Files:
--------------
    pgsql/src/interfaces/libpq:
        Makefile (r1.145 -> r1.146)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/Makefile.diff?r1=1.145&r2=1.146)