menu: quiet warnings in drain_keyboard()syslinux-3.72-pre5
commit5c24b8307f49da675684485e1e24ac5689017e1a
authorH. Peter Anvin <hpa@zytor.com>
Tue, 9 Sep 2008 01:03:45 +0000 (8 18:03 -0700)
committerH. Peter Anvin <hpa@zytor.com>
Tue, 9 Sep 2008 01:03:45 +0000 (8 18:03 -0700)
tree5004811cee34f445bb1ec5eb72bbbe1ea2f031e2
parentcbfc2a2cd23669da06604821d8b211528c3ae913
menu: quiet warnings in drain_keyboard()

Quiet warnings in drain_keyboard().  We need some volatiles in order
to keep gcc from optimizing some of the clearings away, but cast them
away where appropriate.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
com32/menu/drain.c