2 @section @file{sys/msg.h}
4 POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_msg.h.html}
8 Portability problems fixed by Gnulib:
12 Portability problems not fixed by Gnulib:
15 This header file is missing on some platforms:
16 Minix 3.1.8, mingw, MSVC 14.