fix bug 36833

sorry for that I didn't follow the rules to send patches to wine dev channel.
Hope I corrected everything this time.
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 dlls/iphlpapi/iphlpapi.spec   | 2 +-
 dlls/iphlpapi/iphlpapi_main.c | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)