E: Unable to locate package rbp-userland-dev-osmc code example

Example: E: Unable to locate package rbp-userland-dev-osmc

vcgencmd get_config <config> - lists a specific config value. E.g. vcgencmd get_config arm_freq
vcgencmd get_config int - lists all the integer config options that are set (non-zero)
vcgencmd get_config str - lists all the string config options that are set (non-null)