Add grubcfg= and whichsys.c32 to the NEWS file.
isolinux-specific names. Thus, "syslinux.cfg" is now a
generic name, whereas "isolinux.cfg" or "extlinux.conf" is
specific to different derivative.
+ * chain.c32: support setting alternate config filename for stage2
+ of GRUB Legacy (Gert Hulselmans)
+ * whichsys.c32: execute specific command, based on Syslinux
+ bootloader variant (Gert Hulselmans)
Changes in 4.01:
* ISOLINUX: fix initialization on systems which don't zero