File Warning of Package ksh
GPL 1.0/2.0 versus CPL1.0 ========================= According to http://www.gnu.org/licenses/license-list.html the current CPL-1.0 is incompatible with the GPL. Therefore no developer should use the libraries provided by the ksh in any project under the GPL. For compiling use -I/usr/include/ast on the gcc compiler command line. For linking please add the line -L/usr/lib/ast or -L/usr/lib64/ast on 64bit architectures to the command line of the linker or gcc.