[ccache] fcntl - windows build broken

[Patrick von Reth]

Hi
http://gitweb.samba.org/?p=ccache.git;a=commitdiff
;h=6b6a109779033ffbb8ddab7cca6574f24c2e4bfb
broke the windows build because the FD_ flags are not available on windows,
see https://groups.google.com/forum/?fromgroups
=#!topic/beanstalk-talk/Re9AZ8GbtuA

Cheers

Patrick