sys_user          317 lib/common/io.c         struct passwd *sys_user = NULL;
sys_user          319 lib/common/io.c         sys_user = getpwnam(user);
sys_user          320 lib/common/io.c         readwritable = (sys_user != NULL
sys_user          321 lib/common/io.c                         && buf.st_uid == sys_user->pw_uid && (buf.st_mode & (S_IRUSR | S_IWUSR)));