509 - accommodate Mac OS X badness
509 - accommodate Mac OS X badness

For 35+ years awk data types have been polymorphic ... it comes as no
surprise that Mac OS X has to be the platform that managed to break this
behaviour!  Sigh.

mbaldessari/pcp,ryandoyle/pcp_original,wuliming/pcp,wuliming/pcp,aeg-aeg/pcpfans,prasincs/pcp,adfernandes/pcp,mbaldessari/pcp,prasincs/pcp,tjanez/pcp,aeg-aeg/pcpfans,ryandoyle/pcp_original,mbaldessari/pcp,mbaldessari/pcp,andyvand/cygpcpfans,aeg-aeg/pcpfans,edwardt/pcp,wuliming/pcp,tjanez/pcp,edwardt/pcp,andyvand/cygpcpfans,adfernandes/pcp,andyvand/cygpcpfans,prasincs/pcp,edwardt/pcp,prasincs/pcp,wuliming/pcp,ryandoyle/pcp_original,tjanez/pcp,aeg-aeg/pcpfans,mbaldessari/pcp,ryandoyle/pcp_original,andyvand/cygpcpfans,prasincs/pcp,mbaldessari/pcp,wuliming/pcp,adfernandes/pcp,edwardt/pcp,tjanez/pcp,aeg-aeg/pcpfans,adfernandes/pcp,andyvand/cygpcpfans,adfernandes/pcp,ryandoyle/pcp_original,adfernandes/pcp,wuliming/pcp,ryandoyle/pcp_original,wuliming/pcp,edwardt/pcp,prasincs/pcp,wuliming/pcp,tjanez/pcp,andyvand/cygpcpfans,andyvand/cygpcpfans,tjanez/pcp,aeg-aeg/pcpfans,tjanez/pcp,prasincs/pcp,adfernandes/pcp,ryandoyle/pcp_original,edwardt/pcp,ryandoyle/pcp_original,prasincs/pcp,aeg-aeg/pcpfans,andyvand/cygpcpfans,edwardt/pcp,edwardt/pcp,aeg-aeg/pcpfans,adfernandes/pcp,tjanez/pcp