Milton Woods 9b6b91b0b9 ncl: capture more dependencies (#3902) ... * ncl: add depends_on statements for bison, flex and libiconv * ncl: depends on flex for building and linking * ncl: links with -ll, so requires flex with variant '+lex' * ncl: depends on szip; external hdf5 may not provide it		2017-04-19 06:55:22 -05:00
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spack	ncl: capture more dependencies (#3902)	2017-04-19 06:55:22 -05:00