pico_add_library(pico_rand) target_sources(pico_rand INTERFACE ${CMAKE_CURRENT_LIST_DIR}/rand.c ) target_include_directories(pico_rand_headers SYSTEM INTERFACE ${CMAKE_CURRENT_LIST_DIR}/include) pico_mirrored_target_link_libraries(pico_rand INTERFACE pico_unique_id hardware_clocks hardware_timer hardware_sync )