src/pmclient/pmclient_fg.c: remove compilation warnings in the mingw build
src/pmclient/pmclient_fg.c: remove compilation warnings in the mingw build

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp