pub unsafe extern "C" fn IXA_MOL_SetPolymerUnit(
hStatus: IXA_STATUS_HANDLE,
hMolecule: IXA_MOL_HANDLE,
vPunit: IXA_POLYMERUNITID,
vid: c_int,
vtype: c_int,
vsubtype: c_int,
vconn: c_int,
vlabel: c_int,
vna: c_int,
vnb: c_int,
vxbr1: *mut f64,
vxbr2: *mut f64,
vsmt: *mut c_char,
valist: *mut c_int,
vblist: *mut c_int,
)