NAME
    SetFilterIX -- change the matching condition of a commodity filter.
                   (V36)
SYNOPSIS
    SetFilterIX(filter,ix);
                A0     A1
    VOID SetFilterIX(CxObj *,IX *);
FUNCTION
    This function changes the matching condition of a commodity input
    filter to that described by the binary input expression pointed by
    'ix'.
    Input expressions are defined in <libraries/commodities.h>.
    It is important to remember that the first field of the input
    expression structure must indicate which version of the
    input expression structure is being used.
INPUTS
    filter - the filter object to affect
    ix - the new matching conditions for the filter
RESULTS
    The internal error of 'filter' will have the COERR_BADFILTER
    bit set or cleared depending on the failure or success of this
    function.
SEE ALSO
    setfilter(), cxobjerror(), <libraries/commodities.h>