| commit | ca9aff6a1646c7fc106bfbb9399b3a1bcb14f18b | [log] [tgz] |
|---|---|---|
| author | Rich Felker <dalias@aerifal.cx> | Sat Jul 06 01:12:28 2013 -0400 |
| committer | Rich Felker <dalias@aerifal.cx> | Sat Jul 06 01:12:28 2013 -0400 |
| tree | 0e000328e727baf07f60f8b9267e0876fa04d12c | |
| parent | 6d861ac87491a207e4599c44b61d142f0a601c2d [diff] |
add NFDBITS in sys/select.h with appropriate feature tests the main use for this macro seems to be knowing the correct allocation granularity for dynamic-sized fd_set objects. such usage is non-conforming and results in undefined behavior, but it is widespread in applications.