Man pages matching name tiffwriteencodedtile in section 3tiff:

TIFFWriteEncodedTile.3tiff.en	debian 10 / libtiff-dev
TIFFWriteEncodedTile.3tiff.en	debian 11 / libtiff-dev
TIFFWriteEncodedTile.3tiff.en	debian 12 / libtiff-dev