#include #ifndef __uid_t_defined typedef __uid_t uid_t; # define __uid_t_defined #endif #ifndef __gid_t_defined typedef __gid_t gid_t; # define __gid_t_defined #endif #ifndef __mode_t_defined typedef __mode_t mode_t; # define __mode_t_defined #endif #ifndef __key_t_defined typedef __key_t key_t; # define __key_t_defined #endif __BEGIN_DECLS /* Generates key for System V style IPC. */ extern key_t ftok (const char *__pathname, int __proj_id) __THROW; __END_DECLS #endif /* sys/ipc.h */