patch applied (packages/base): Rewrite FPTOOLS_CHECK_HTYPE to be cross-compilation-friendly

[Ian Lynagh]

Wed Mar 30 18:18:08 PDT 2011  Ian Lynagh <igloo at earth.li>
  * Rewrite FPTOOLS_CHECK_HTYPE to be cross-compilation-friendly
  Inspired by a patch from Mark Lentczner

    M ./aclocal.m4 -46 +76

View patch online:
http://darcs.haskell.org/cgi-bin/darcsweb.cgi?r=packages/base;a=darcs_commitdiff;h=20110331011808-3fd76-625dd1c476825caec2f2e0fa8cc1b3a63fd84761.gz