K 10 svn:author V 3 das K 8 svn:date V 27 2008-01-18T21:42:46.000000Z K 7 svn:log V 290 Implement exp2l(). There is one version for machines with 80-bit long doubles (i386, amd64, ia64) and one for machines with 128-bit long doubles (sparc64). Other platforms use the double version. I've only done runtime testing on i386. Thanks to bde@ for helpful discussions and bugfixes. END