add .BoardConfig.mk package-file

hc

2023-05-31 43fd8d44e8182b691c8ee61d487cec02ca11afd2

1
2
# Locally computed:
sha256  90e12c71732474cac4d055bf9d104e599178b4e1ecb6d3b8c556eaa11f8f6447  nscd-0.54.c