It appears some emulators look for a signature at offset 0x1e of the
option rom. So, port the signature from the LGPL bios.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
#endif
_rom_header_pnpdata:
.word 0
#endif
_rom_header_pnpdata:
.word 0
+_rom_header_other2:
+ .word 0
+_rom_header_signature:
+ .asciz "IBM"
/****************************************************************
/****************************************************************