- Fix gcc_syslibs dep on secondary architectures
- Remove -lstdc++ from linking commands
- Fix provide of devel package
- Make the devel package depend on devel:libncurses
- Install headers to speech_tools directory inside $includeDir
- Work around Festival's broken build system by symlinking configuration files
and makefile rules
- Remove unneeded dependency on makefile_engine
* Referring the current haiku version explicitly is not needed, since
the RequiresUpdater takes care of setting the version of Haiku used
for building a package.