plex_find_header(shairplay/raop.h ${dependdir}/include) if(DEFINED HAVE_SHAIRPLAY_RAOP_H) CHECK_C_SOURCE_COMPILES(" #include int main(int argc, char *argv[]) { static raop_callbacks_t test; if(sizeof(test.audio_set_metadata)) return 0; return 0; } " HAVE_RAOP_CALLBACKS_AUDIO_SET_METADATA) endif()