File list of package libdmtx-dev in bookworm of architecture armel
/usr/include/dmtx.h /usr/lib/arm-linux-gnueabi/libdmtx.a /usr/lib/arm-linux-gnueabi/libdmtx.so /usr/lib/arm-linux-gnueabi/pkgconfig/libdmtx.pc /usr/share/doc/libdmtx-dev /usr/share/man/man3/libdmtx.3.gz