Consistently use lowercase variable names for script-local variables

build.sh

@@ -46,9 +46,9 @@ sed -n 's@^deb @deb-src @p' /etc/apt/sources.list > /etc/apt/sources.list.d/sour
 apt-get update
 
 
-RADSECPROXY_URL="https://github.com/${package}/${package}"
-RADSECPROXY_SRCURL="${RADSECPROXY_URL}/releases/download/${version}/${package}-${version}.tar.gz"
-curl --silent -o "${package}"_"${version}".orig.tar.gz -L "${RADSECPROXY_SRCURL}"
+radsecproxy_url="https://github.com/${package}/${package}"
+radsecproxy_srcurl="${radsecproxy_url}/releases/download/${version}/${package}-${version}.tar.gz"
+curl --silent -o "${package}"_"${version}".orig.tar.gz -L "${radsecproxy_srcurl}"
 tar xzf "${package}"_"${version}".orig.tar.gz
 
 apt-get source ${package}