The expected feature test macro is _POSIX_C_SOURCE, not _POSIX_SOURCE. Fixes #1726 <https://github.com/Genymobile/scrcpy/issues/1726>
The expected feature test macro is _POSIX_C_SOURCE, not _POSIX_SOURCE. Fixes #1726 <https://github.com/Genymobile/scrcpy/issues/1726>