Linux build dependencies: use distro names, not package managers (GH-1841)

Author: pranavchoudhary-tech

getting-started/setup-building.rst

@@ -764,11 +764,10 @@ some of CPython's modules (for example, ``zlib``).
 
    For Unix-based systems, we try to use system libraries whenever available.
    This means optional components will only build if the relevant system headers
-   are available. The best way to obtain the appropriate headers will vary by
-   distribution, but the appropriate commands for some popular distributions
-   are below.
+   are available. The best way to obtain these headers varies by distribution,
+   but commands for some popular distributions are given below.
 
-   .. tab:: dnf
+   .. tab:: Fedora / RHEL / CentOS
 
       On **Fedora**, **RHEL**, **CentOS** and other ``dnf``-based systems::
 
@@ -785,7 +784,7 @@ some of CPython's modules (for example, ``zlib``).
                xz-devel sqlite sqlite-devel sqlite-libs libuuid-devel gdbm-libs \
                perf expat expat-devel mpdecimal python3-pip
 
-   .. tab:: apt
+   .. tab:: Debian / Ubuntu
 
       On **Debian**, **Ubuntu**, and other ``apt``-based systems, try to get the
       dependencies for the Python you're working on by using the ``apt`` command.