File list of package libnatpmp-dev in sid of architecture x32

/usr/include/natpmp.h
/usr/include/natpmp_declspec.h
/usr/lib/x86_64-linux-gnux32/libnatpmp.a
/usr/lib/x86_64-linux-gnux32/libnatpmp.so
/usr/share/doc/libnatpmp-dev