Function pgx_pg_sys::makeFuncExpr

pub unsafe fn makeFuncExpr(
    arg_funcid: Oid, 
    arg_rettype: Oid, 
    arg_args: *mut List, 
    arg_funccollid: Oid, 
    arg_inputcollid: Oid, 
    arg_fformat: CoercionForm
) -> *mut FuncExpr