Attempting to get pkg-config working

[Able98]

Attempting to use pkg-config-lite-0.28-1, based on pkg-config-0.28 to get pkg-config working.
Taken from:  https://sourceforge.net/projects/pkgconfiglite/files/

I have extracted it and added it to the path.

Output:
C:\Users\admin\Desktop\ETH-V3 Recover to Run>pip install ethereum
Collecting ethereum
  Using cached ethereum-1.6.1.tar.gz
Collecting repoze.lru (from ethereum)
  Using cached repoze.lru-0.6.tar.gz
Collecting PyYAML (from ethereum)
  Using cached PyYAML-3.12-cp27-cp27m-win32.whl
Requirement already satisfied: pbkdf2 in c:\python27\lib\site-packages (from eth
ereum)
Requirement already satisfied: bitcoin in c:\python27\lib\site-packages (from et
hereum)
Collecting pycryptodome>=3.3.1 (from ethereum)
  Using cached pycryptodome-3.4.5-cp27-cp27m-win32.whl
Collecting secp256k1 (from ethereum)
  Using cached secp256k1-0.13.2.tar.gz
    Complete output from command python setup.py egg_info:
    'pkg-config' is required to install this package. Please see the README for
details.
    ----------------------------------------
Command "python setup.py egg_info" failed with error code 1 in c:\users\admin\ap
pdata\local\temp\pip-build-jgkhyh\secp256k1\
C:\Users\admin\Desktop\ETH-V3 Recover to Run>