Use pid_t more consistently. Should shut up a warning from GCC 4.6, and may

[u/mdw/putty] / macosx / info.plist

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<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
        <key>CFBundleIconFile</key>
        <string>PuTTY.icns</string>
</dict>
</plist>