This is MetaPost, Version 0.641 (Web2C 7.5.4) (INIMP)  24 AUG 2012 23:51
(/usr/share/texmf/web2c/cp227.tcx)
**metafun.mp
(/usr/share/texmf/metapost/context/base/metafun.mp
(/usr/share/texmf/metapost/base/plain.mp
Preloading the plain mem file, version 0.64)
(/usr/share/texmf/metapost/context/base/mp-tool.mp)
(/usr/share/texmf/metapost/context/base/mp-spec.mp)
(/usr/share/texmf/metapost/context/base/mp-core.mp)
(/usr/share/texmf/metapost/context/base/mp-page.mp)
(/usr/share/texmf/metapost/context/base/mp-text.mp)
(/usr/share/texmf/metapost/context/base/mp-shap.mp)
(/usr/share/texmf/metapost/context/base/mp-butt.mp)
(/usr/share/texmf/metapost/context/base/mp-char.mp)
(/usr/share/texmf/metapost/context/base/mp-step.mp)
(/usr/share/texmf/metapost/context/base/mp-grph.mp)
(/usr/share/texmf/metapost/context/base/mp-figs.mp)
(/usr/share/texmf/metapost/context/base/mp-grid.mp
(/usr/share/texmf/metapost/context/base/mp-form.mp
(/usr/share/texmf/metapost/base/string.mp)
(/usr/share/texmf/metapost/base/marith.mp
(/usr/share/texmf/metapost/base/string.mp))))
(/usr/share/texmf/metapost/context/base/mp-func.mp) )
Beginning to dump on file metafun.mem
 (mem=metafun 2012.8.24)
at most 2884 strings of total length 37211
47012 memory locations dumped; current usage is 12067&34816
1717 symbolic tokens