ISC               244 maint/gnulib/lib/getloadavg.c # if !defined (KERNEL_FILE) && (defined (MIPS) || defined (SVR4) || defined (ISC) || defined (sgi))
ISC               249 maint/gnulib/lib/getloadavg.c # if !defined (LDAV_SYMBOL) && (defined (hpux) || defined (SVR4) || defined (ISC) || defined (sgi) || (defined (_AIX) && !defined(HAVE_LIBPERFSTAT)))