sys/select.h (GNU Gnulib)

Gnulib module: sys_select-h

Portability problems fixed by Gnulib:

This header file is missing on some platforms: HP-UX 11.11, NonStop Kernel, mingw, MSVC 14.
This header file is not self-contained on some platforms: it requires <sys/types.h> to be included first.
This header file is not self-contained—it requires <string.h> before FD_ZERO can be used—on some platforms: AIX 7.1, Solaris 11.4.

Portability problems not fixed by Gnulib: