sys_grp           331 lib/common/io.c         struct group *sys_grp = getgrnam(group);
sys_grp           333 lib/common/io.c         readwritable = (sys_grp != NULL
sys_grp           334 lib/common/io.c                         && buf.st_gid == sys_grp->gr_gid && (buf.st_mode & (S_IRGRP | S_IWGRP)));