Many dependencies

[me21]

I get the following output when installing:

debian@beaglebone:~$ sudo apt install libmodbuspp-dev libmodbuspp-doc
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following additional packages will be installed:
  bzip2 git git-man libcurl3-gnutls libdpkg-perl liberror-perl
  libfile-fcntllock-perl libmodbusepsi-dev libmodbusepsi5 libmodbuspp
  pkg-config xz-utils
Suggested packages:
  bzip2-doc gettext-base git-daemon-run | git-daemon-sysvinit git-doc git-el
  git-email git-gui gitk gitweb git-cvs git-mediawiki git-svn debian-keyring
  gcc | c-compiler binutils bzr dpkg-dev
The following NEW packages will be installed:
  bzip2 git git-man libcurl3-gnutls libdpkg-perl liberror-perl
  libfile-fcntllock-perl libmodbusepsi-dev libmodbusepsi5 libmodbuspp
  libmodbuspp-dev libmodbuspp-doc pkg-config xz-utils
0 upgraded, 14 newly installed, 0 to remove and 62 not upgraded.
Need to get 9543 kB of archives.
After this operation, 36.8 MB of additional disk space will be used.
Do you want to continue? [Y/n]

Are all these really needed?