Which preposition to use with unserviceable

in Occurrences 3%

The last thing he had done for me was to get everything ready for rendering the guns unserviceable in case we should have to abandon them.

to Occurrences 3%

As by the rare and reverent use of oaths their dignity is upheld and their obligation kept fast, so by the frequent and negligent application of them, by the prostituting them to every mean and toyish purpose, their respect will be quite lost, their strength will be loosed, they will prove unserviceable to public use.

for Occurrences 2%

" LXXVIII.When different opinions were expressed, they determined that those who, owing to age or ill health, were unserviceable for war, should depart from the town, and that themselves should try every expedient before they had recourse to the advice of Critognatus: however, that they would rather adopt that design, if circumstances should compel them and their allies should delay, than accept any terms of a surrender or peace.

by Occurrences 1%

At length, most of his ordnance being burst or rendered unserviceable by the long-continued firing, and seeing that the Moors still kept up their flag of truce, Nueva ceased firing and answered them by another flag.

on Occurrences 1%

A battle took place on the spot which he had selected; but the long Macedonian spears proved unserviceable on the wooded and uneven ground.

Which preposition to use with  unserviceable