File list of package libnvtt-dev in bullseye of architecture armel
/usr/include/nvtt/nvtt.h /usr/lib/arm-linux-gnueabi/libnvcore.so /usr/lib/arm-linux-gnueabi/libnvimage.so /usr/lib/arm-linux-gnueabi/libnvmath.so /usr/lib/arm-linux-gnueabi/libnvtt.so /usr/share/doc/libnvtt-dev