On 2024/12/29 9:17, Akira Yokosawa wrote: > The use of $(pkg-config --libs liburcu) didn't occur to me. > > I'll give it a try. On Ubuntu 22.04 LTS, "pkg-config --libs liburcu" returns: -lurcu-common -lurcu I don't know much about pkg-config, but is it possible to make the command return -lurcu-signal as well for liburcu <15.0 ? Thanks, Akira