@node sys/msg.h @section @file{sys/msg.h} POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_msg.h.html} Gnulib module: --- Portability problems fixed by Gnulib: @itemize @end itemize Portability problems not fixed by Gnulib: @itemize @item This header file is missing on some platforms: Minix 3.1.8, mingw, MSVC 14. @end itemize