add gpio

hc

2023-12-04 f33f61bdb7ca6d5ebe7a78f9d8694b91360279ac

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# From http://sourceforge.net/projects/log4cpp/files/log4cpp-1.1.x%20%28new%29/log4cpp-1.1/
md5 b9e2cee932da987212f2c74b767b4d8b  log4cpp-1.1.3.tar.gz
sha1 74f0fea7931dc1bc4e5cd34a6318cd2a51322041  log4cpp-1.1.3.tar.gz
# Locally computed
sha256 2cbbea55a5d6895c9f0116a9a9ce3afb86df383cd05c9d6c1a4238e5e5c8f51d  log4cpp-1.1.3.tar.gz